| 13127 | Armagh County Museum | 1974/16 | 1848 | Medical Report, Keady Fever Hospital, 1848, printed. | |
| 13128 | Armagh County Museum | 1957/122 | 1848, 1852 | Pattern book and sheet of examples of lace crochet e... | |
| 13134 | Armagh County Museum | 1962/171 | 1849 | Rental estate of Lee McKinstry, 1849, includes tenan... | |
| 13144 | Armagh County Museum | 1956/61 | 1838
1851 | Memoranda books, medical, formerly belonged to Surge... | |
| 13854 | Armagh County Museum | 1965/126 | c1850 | Valentine, c.1850. | |
| 14991 | Armagh Diocesan Archive (RC) | | 1849-1852 | Full lists of these papers are available in the arch... | |
| 19144 | Armagh Robinson Library | Volume 1850-1859 | 1852 | Extracts from the press on the visit of the Earl and... | Dean Rennison Papers |
| 19109 | Armagh Robinson Library | Volume 1 | 1852 | A letter from Mrs Balfour, Moy, suggesting building ... | Primate J.G. Beresford Papers |
| 19142 | Armagh Robinson Library | Volume 1800-1849 | 1849 | An extract from the Armagh Guardian on the cons... | Dean Rennison Papers |
| 19143 | Armagh Robinson Library | Volume 1850-1859 | 1851 | An extract from the Armagh Guardian regarding t... | Dean Rennison Papers |
| 8757 | Ballymoney Library | U/A-BMO | 1848-1849 | Folder of material on the Ballymoney area copied fro... | |
| 8765 | Ballymoney Library | U/A-BMO-BNA929.2LES | 1851 | Bound typescript volume of the history of the Leslie... | |
| 16203 | Birr Castle Archives | A-W | 1829
1852
1862 | J/1: Letters to 3rd Earl and Countess of Rosse from ... | The Rosse Papers |
| 16711 | Cashel, Ferns and Ossory Diocesan Archive (CoI) | | 1852 | Marriage Register, Cahircorny Parish, 1852, 1 volume... | Bolton Library Archive |
| 19022 | Church of Ireland Centre | Box 36 | 1849 | Model School:Mod. 82 - Female School, table showing ... | Records of the Society for Promoting the Education of the Poor of Ireland |
| 17009 | Cloyne Diocesan Archive (RC) | Box D | 1850 | 1796.05/1/1850 Letter, enclosure, Revd. M Sheehan, ... | Bishop W. Keane Papers |
| 17010 | Cloyne Diocesan Archive (RC) | Box D | 1850 | 1796.05/2/1850 Handwritten extracts from A Gould's ... | Bishop W. Keane Papers |
| 17011 | Cloyne Diocesan Archive (RC) | Box D | 1850 | 1796.05/3/1850 Letter, Revd. M Sheehan, Youghal to ... | Bishop W. Keane Papers |
| 17008 | Cloyne Diocesan Archive (RC) | Box C | 1848 | 1796.08/2/1848 Draft letter to Poor Law Commissione... | Bishop W. Keane Papers |
| 17012 | Cloyne Diocesan Archive (RC) | Box D | 1850 | 1796.05/4/1850 Letter, Revd. M O'Brien, Mitchelstow... | Bishop W. Keane Papers |
| 17013 | Cloyne Diocesan Archive (RC) | Box D | 1850 | 1796.05/5/1850 Letter. Revd. M O'Brien, Mitchelstow... | Bishop W. Keane Papers |
| 17014 | Cloyne Diocesan Archive (RC) | Box D | 1796
1850 | 1796.05/6/1850 Letter, Revd T. Lee, Macroom, to Revd... | Bishop W. Keane Papers |
| 17015 | Cloyne Diocesan Archive (RC) | Box D | 1850 | 1796.05/7/1850 Letter, Revd M. O'Brien, Mitchels... | Bishop W. Keane Papers |
| 17016 | Cloyne Diocesan Archive (RC) | Box D | 1851 | 1796.00/6/1851 Photocopy of newspaper cutting from t... | Bishop W. Keane Papers |
| 17021 | Cloyne Diocesan Archive (RC) | Box D | 1851 | 1796.00/10/1851 From 'The Nation' 'The t... | Bishop W. Keane Papers |
| 17036 | Cloyne Diocesan Archive (RC) | Box C | 1851 | 1795.06/5/1851 14 November 1851. Letter from Angelin... | Timothy Murphy Papers |
| 17020 | Cloyne Diocesan Archive (RC) | Box D | 1851 | 1796.04/9/1851 Letter, Bishop M Slattery to Bishop ... | Bishop W. Keane Papers |
| 17022 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1796.07/5/1852 Letter, T.S. Copinger, Midleton, to B... | Bishop W. Keane Papers |
| 17029 | Cloyne Diocesan Archive (RC) | Box B | 1850 | 1795.06/1/1850 Letter Angelina Gould Youghal to Rev.... | Timothy Murphy Papers |
| 17030 | Cloyne Diocesan Archive (RC) | Box B | 1850 | 1795.07/16/1850 Letter from a parishioner of Mr Davi... | Timothy Murphy Papers |
| 17031 | Cloyne Diocesan Archive (RC) | Box B | 1850 | 1795.05/60/1850 Letter from the Rev. O'Hea, Rosscarb... | Timothy Murphy Papers |
| 17032 | Cloyne Diocesan Archive (RC) | Box B | 1850 | 1795.03/2/1850 Letter from Bishop Murphy, Adelaide t... | Timothy Murphy Papers |
| 17108 | Cloyne Diocesan Archive (RC) | Box J | 1850 | 1796.06/56/1858 Note `Foundation of the Convent of ... | Bishop W. Keane Papers |
| 17033 | Cloyne Diocesan Archive (RC) | Box C | 1851 | 1795.05/2/1851 Long letter from Rev. M. Sheehan, P.P... | Timothy Murphy Papers |
| 17034 | Cloyne Diocesan Archive (RC) | Box C | 1851 | 1795.06/2/1851 Letter from Sr M. Teresa Hogan, Charl... | Timothy Murphy Papers |
| 17035 | Cloyne Diocesan Archive (RC) | Box C | 1851 | 1795.04/7/1851 Letter from the Secretaries Education... | Timothy Murphy Papers |
| 17037 | Cloyne Diocesan Archive (RC) | Box D | 1851 | 1795.06/1/1852 Note and expenditure. M H Convent to ... | Timothy Murphy Papers |
| 17038 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.05/3/1852 Letter from Rev. Michael Coyle, Elm G... | Timothy Murphy Papers |
| 19469 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.06/1/1852 Note and expenditure M.H. Convent to ... | Bishop Timothy Murphy Papers |
| 19471 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.06/2/1852 Letter from Sister M. Teresa Hogan, C... | Bishop Timothy Murphy Papers |
| 19472 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.06/4/1852 Letter from Sister M.B. Griffin, Pres... | Bishop Timothy Murphy Papers |
| 19473 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.06/5/1852 List of Benediction and Exposition D... | Bishop Timothy Murphy Papers |
| 19474 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.06/5/1852 Letter from Mary Teresa Moloney, Pres... | Bishop Timothy Murphy Papers |
| 19475 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.06/6/1852 List of Sisters. Expenditure £1... | Bishop Timothy Murphy Papers |
| 19478 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.05/6/1852 Letter from Revd. P Duggan, Donerail... | Bishop Timothy Murphy Papers |
| 19470 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.04/1/1852 Letter from M. Gallwey, solicitor Dub... | Bishop Timothy Murphy Papers |
| 19476 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.05/3/1852 Letter from Revd. Michael Coyle, Elm... | Bishop Timothy Murphy Papers |
| 19477 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.07/8/1852 Letter from Mary Fitzpatrick to Bish... | Bishop Timothy Murphy Papers |
| 19480 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.03/2/1852 Letter from Bishop P Cullen, Droghed... | Bishop Timothy Murphy Papers |
| 19481 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.07/35/1852 Elizabeth Buchanan. Receipt for hal... | Bishop Timothy Murphy Papers |
| 19482 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.03/4/1852 Letter from Bishop P Cullen, Droghed... | Bishop Timothy Murphy Papers |
| 19483 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.05/30/1852 Letter from the Revd. O'Brien, M... | Bishop Timothy Murphy Papers |
| 19485 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.04/24/1852 Letter from Stephen Copinger, Solic... | Bishop Timothy Murphy Papers |
| 19484 | Cloyne Diocesan Archive (RC) | Box D | 1852 | 1795.05/42/1852 Letter from Revd T. Murphy, Queensto... | Bishop Timothy Murphy Papers |
| 19608 | Cloyne Diocesan Archive (RC) | Box H | 1848 | 1796.07/33/1857 Petition from Ellen Noonan, Mitchel... | Bishop W. Keane Papers |
| 23220 | Cork City and County Archives | U15B/ | 1851 | P/C 34 Katherine Bullen, Sunday's Well Road to H... | Thomas Hewitt Papers |
| 23222 | Cork City and County Archives | U15B/ | 1849 | P/C 79 Lucy Gibbons (no address given) to Hewitt, 30... | Thomas Hewitt Papers |
| 23221 | Cork City and County Archives | U15B/ | 1850 | P/C 61 L. Dubos, Brentford Butts, Seagrave Place, Bo... | Thomas Hewitt Papers |
| 23224 | Cork City and County Archives | U15B/ | 1851 | P/C 94 6/6/1851 Dr Charles Hewitt (Sydney Place, Cor... | Thomas Hewitt Papers |
| 16502 | Delany Archive | Box Bp/11 File FH/1852/ | 1852 | 09: 24 December 1851 Mary Deegan, New Orleans to Bis... | Papers of Dr Francis Haly, Bishop of Kildare & Leighlin |
| 23197 | Good Shepherd Sisters | | 1848-1920 | Personnel 1848-i) statistics, annual returns, 1848 -... | |
| 23201 | Good Shepherd Sisters | | 1848
1854 | Limerick Convent:Administration Property 1848 - Buil... | |
| 5092 | Irish Architectural Archive | 97/84/Box 58 | 1848 | Rental relating to Ballyshannon estate including ref... | Castletown Papers |
| 21725 | Kerry Diocesan Archives (RC) | E59 | 1850 | Cholera in Cahirciveen, Mother Joseph, 1850. | Bishop Cornelius Egan, 1825 - 1856 |
| 21727 | Kerry Diocesan Archives (RC) | E62 | 1850 | Mother Joseph, 1850. | Bishop Cornelius Egan, 1825 - 1856 |
| 21896 | Kerry Local Studies and Archives Department | | 1793
1807
1817
1851 | Deeds, County Cork estate: No 192 12 August 1851. Co... | Listowel Papers |
| 13132 | Kilmainham Gaol Museum | 5CN-1C15-3 | 1849 | Commemorative medal, royal visit of Victoria and Alb... | Famine and Young Ireland |
| 13133 | Kilmainham Gaol Museum | 5PH-1C33-19 | 1849 | Food ration form for females in custody, Kilmainham ... | Famine and Young Ireland |
| 20994 | King's Hospital School | 65-82 | 1850 | 78 Chadwicks Noddstown, 1850. | King's Hospital Records |
| 21205 | King's Hospital School | 5/ | 1852 | 10 Mercer's School Board Minutes, 1852, regarding mi... | Mercer's School |
| 1668 | Leitrim Local Studies Department | BG122/AA/ | 1843-1844
1848-1849
1851-1858
1863-1864 | Rough Minute Books:1 - July 1843 - August 18442 - De... | Mohill Poor Law Union |
| 13143 | Limerick Museum | AQNO (0000.1764) | 1851 | Newspaper page: 'Illustrated London News', 6 Septemb... | |
| 13147 | Limerick Museum | AQNO(1986.173) | 1852 | Sampler, by Mary Anne Drought, Glin, May 1852. | |
| 13774 | Limerick Museum | AQNO(1991.485) | 1848
1952 | Billhead, printed; of J. & G. Boyd, Limited, Est. 18... | |
| 14130 | Louth County Archives | | 1851 | Rental and account of the estate of Philip Doyne, Es... | |
| 14131 | Louth County Archives | | 1852 | Rental and account of the estate of Philip Doyne, Es... | |
| 14132 | Louth County Archives | | 1851 | Rental and account of the estate of Sir Frederick G.... | |
| 14133 | Louth County Archives | | 1852 | Rental and account of the estate of Sir Frederick G.... | |
| 20589 | Meath Local Studies and Family History Department | Box E/ | 1849 | 26 Lease of land to Matthew Sheridan at Raffin by Ra... | Mountainstown Documents |
| 20611 | Meath Local Studies and Family History Department | Box E/ | 1849 | 22 Deed between Edward Bligh, Brittas, administrator... | Mountainstown Documents |
| 20618 | Meath Local Studies and Family History Department | Box E/ | 1848-1849 | 6 Defaulters' lists Ranelagh Estate (Bohermeen, Nava... | Mountainstown Documents |
| 20620 | Meath Local Studies and Family History Department | Box E/ | 1851 | 8 Lease of land at Kilkriffin by Sir Raeph Howard to... | Mountainstown Documents |
| 21513 | Monaghan County Museum | | 1849 | I102 Photocopy letter and envelope. E.I. Foster to M... | Moorehead Letters |
| 21514 | Monaghan County Museum | | 1849 | J1-4 Photocopy letter and envelope. E.I. Foster to M... | Moorehead Letters |
| 21515 | Monaghan County Museum | | 1850 | K1-3 Photocopy letter and envelope. E.I. Foster to M... | Moorehead Letters |
| 21516 | Monaghan County Museum | | 1850 | L1-2 Photocopy letter and envelope. Unsigned to Mart... | Moorehead Letters |
| 21517 | Monaghan County Museum | | 1850 | M1-3 Photocopy letter and envelope. E.I. Foster to M... | Moorehead Letters |
| 21518 | Monaghan County Museum | | 1850 | N1-3 Photocopy letter and envelope. E.I. Foster to M... | Moorehead Letters |
| 21519 | Monaghan County Museum | | 1851 | O1-5 Photocopy 3 letters and 1 envelope includes let... | Moorehead Letters |
| 21520 | Monaghan County Museum | | 1851 | 03-4 Mother to Martha, undated. Family news. Letter ... | Moorehead Letters |
| 21521 | Monaghan County Museum | | 1851 | P1-4 Two photocopied letters from her sister, family... | Moorehead Letters |
| 21522 | Monaghan County Museum | | 1851 | Q1-3 Photocopy letter and envelope. 27 January 1851.... | Moorehead Letters |
| 21523 | Monaghan County Museum | | 1851 | R1-3 Photocopied letters and envelope 22 February 18... | Moorehead Letters |
| 21527 | Monaghan County Museum | | 1851 | U1-2 Photocopied letter and envelope. Thomas Moorhea... | Moorehead Letters |
| 21528 | Monaghan County Museum | | 1851 | V1-2 Photocopied letter and envelope, 12 December 18... | Moorehead Letters |
| 21529 | Monaghan County Museum | | 1852 | W1-3 Photocopied letter and envelope, 21 January 185... | Moorehead Letters |
| 21530 | Monaghan County Museum | | 1852 | X1-2 Photocopied letter and envelope, 31 January 185... | Moorehead Letters |
| 21531 | Monaghan County Museum | | 1852 | Y1-2 Photocopied letter and envelope, 21 March 1852.... | Moorehead Letters |
| 21532 | Monaghan County Museum | | 1852 | Z1-2 Photocopied letter and envelope, 9 April 1852. ... | Moorehead Letters |
| 21548 | Monaghan County Museum | | 1852 | AQ Photocopy envelope, 4 April 1852. Originally cont... | Moorehead Letters |
| 21589 | Monaghan County Museum | | 1851 | 1988 102 a-b2 b1-2 letter dated 2 January 1851 signe... | Moorehead Letters |
| 21590 | Monaghan County Museum | | 1850 | 1988 103a-b3 letter dated 12 /Feb/ 1850 and signed M... | Moorehead Letters |
| 766 | National Archives of Ireland | 999/681/ | 1848 | 1: 11 September 1848, Sale by named Commissioners fo... | |
| 3275 | National Archives of Ireland | BG111/AZE/ | 1852
1853 | Lismore Poor Law Union, Nomination Papers for the El... | Lismore Poor Law Union |
| 3930 | National Archives of Ireland | | 1850 | Maps and Plans: Hospital Etching of the Chapel Ceili... | Royal Hospital Kilmainham |
| 4001 | National Archives of Ireland | 1075/27/5 | 1852 | Miscellaneous Correspondence to Monsell: Rome, Georg... | |
| 4062 | National Archives of Ireland | | 1852 | The case of Kyle versus Barrett. Affidavit of Susann... | Claremont Institution |
| 4099 | National Archives of Ireland | OP1848/1/Series 2 | 1848 | Sir Patrick Dunn's Hospital, Dr Clinton. Letter from... | Official Papers |
| 8863 | National Archives of Ireland | | 1852
1867 | Wills and Other Testamentary Records - Administratio... | |
| 11987 | National Archives of Ireland | | 1849 | Proclamation number 485. Female prisoners now in New... | Printed Proclamations |
| 13146 | National Archives of Ireland | Limerick 1852 17/291 | 1852 | A letter from Theo Kane to John Wynne, 15 July 1852 ... | Outrage Papers, 1832-1852 |
| 15232 | National Archives of Ireland | 2000/17 | 1848
1864-1910 | National School records for O'Growney National Schoo... | National Schools, Private Accessions |
| 15328 | National Archives of Ireland | 99/56/5/6 | 1850 | Carhampton Papers. Portarlington and members of the ... | Family and estate records. 1611-1948 |
| 15487 | National Archives of Ireland | 999/89/2 | 1848 | Marriage certificate (St, Peters Dublin) of George C... | Small Private Accessions |
| 15499 | National Archives of Ireland | 999/113/4 | 1850 | Copy surrender of lease for remainder of 300 years b... | Small Private Accessions |
| 15530 | National Archives of Ireland | 999/139/2 | 1848 | Typescript copy letters of administration with will ... | Small Private Accessions |
| 15562 | National Archives of Ireland | 999/177 | 1851 | Photocopy of certified coy of portions of the census... | Small Private Accessions |
| 23988 | National Archives of Ireland | CRF 1848/W25 | 1848 | Richard White tried for rape of Catherine Burke. He ... | Convict Reference Files, 1836-1922 |
| 23991 | National Archives of Ireland | CIF L3/1850 | 1850 | William Lavery assault on his wife. It was noted tha... | Criminal Index Files |
| 155 | National Library of Ireland | Ms18524 | 1848 | Lists of emigrants from Earl Fitzwilliam's Coolattin... | |
| 903 | National Library of Ireland | Ms 5074 | 1848 | Record of male and female parishioners, Dunmanway pa... | |
| 956 | National Library of Ireland | Ms11321 | 1852 | Miscellaneous letters and documents including a lett... | Domvile Papers |
| 964 | National Library of Ireland | Ms11354 | 1849
1852 | Letters to Mary Trench, including: Two letters from... | Domvile Papers |
| 1495 | National Library of Ireland | Ms1718 | c1848 | Typescript copy of memoirs of her captivity in Franc... | |
| 1496 | National Library of Ireland | Ms2071 | 1848-1851 | Includes three letters of Thomas Francis Meagher to ... | |
| 1502 | National Library of Ireland | Ms2035 | 1848 | 'The priest perils; a true story of Irish life' and ... | |
| 1553 | National Library of Ireland | Ms3152 | 1852 | Collection includes a record of the death of the mot... | |
| 2363 | National Library of Ireland | Ms12932 | c1850 | Susanna Barclay, medical receipts. Indexed book of r... | |
| 2498 | National Library of Ireland | Ms13400 | c1850 | Documents, mainly letters to Lord and Lady Monteagle... | Monteagle Papers |
| 2511 | National Library of Ireland | Ms8353 | c1852 | Lines addressed to Mrs John Locke of Newcastle, Coun... | |
| 2563 | National Library of Ireland | Ms4593 | 1849 | Negative photostat copy of a letter from James Mourn... | |
| 2749 | National Library of Ireland | Ms20954 | 1851 | Nine letters to John D'Alton from his daughter Eliza... | D'Alton Papers |
| 2876 | National Library of Ireland | Ms465 | 1849 | Poems by 'Eva' (Mary Anne O' Doherty) of 'The Nation... | |
| 2928 | National Library of Ireland | Ms8659 | 1849 | Journal (for Mrs O'Brien) of a convict's voyage to T... | William Smith O'Brien Papers |
| 2929 | National Library of Ireland | Ms8662 | 1848-1849 | Letters to Mrs Lucy O'Brien from Emma Barton invitin... | William Smith O'Brien Papers |
| 2985 | National Library of Ireland | Ms9146 | 1851 | Photocopy of a bond of Mary Thorp, widow, and Samuel... | |
| 3076 | National Library of Ireland | Ms10074 | c1850 | Statement of costs in the case of the estate of Rich... | |
| 3078 | National Library of Ireland | Ms14089 | c1850 | List of leases relating to the estates of the 4th Ea... | |
| 3617 | National Library of Ireland | Ms13136 | 1849 | Nine miscellaneous documents relating to William S O... | De Vere Papers |
| 3620 | National Library of Ireland | Ms12766 | 1850 | Ennistymon (County Clare) Union Letter Book, mostly ... | |
| 6922 | National Library of Ireland | Ms12612 | 1849-1850 | Westport Poor Law Union Minute Book, 10 November 184... | |
| 9121 | National Library of Ireland | Mss14740-14741 | 1849-1851 | Rent Arrears Book of County Clare tenants of Lucius ... | Inchiquin Papers |
| 9128 | National Library of Ireland | Ms14754 | 1848 | Diary of Mary, Lady Inchiquin, 1848. | Inchiquin Papers |
| 9239 | National Library of Ireland | Ms15558 | 1850 | Xerox copies of two letters from William Cleburne, C... | |
| 9267 | National Library of Ireland | Ms15763 | 1837-1843
1850
1853 | Correspondence of Viscount and Lady Hardinge, 1837-1... | |
| 9271 | National Library of Ireland | Ms15780 | c1852 | Two autographed letters of Mrs Bessy Moore, one to R... | |
| 9556 | National Library of Ireland | Ms29770(97) | 1849 | Assignment of a third part of the lands of Tomgarrow... | Doyne Papers |
| 9557 | National Library of Ireland | Ms29770(99) | 1849 | Brief on behalf of John Jones, Robert Doyne and Maxw... | Doyne Papers |
| 9558 | National Library of Ireland | Ms29770(102) | 1852 | Mortgage of Ballycolane (Kildare) by Philip P Doyne ... | Doyne Papers |
| 9730 | National Library of Ireland | Ms18245 | 1848-1849 | Notebook listing the daily activities of a County Lo... | Dimond Papers |
| 9731 | National Library of Ireland | Ms18246 | 1849-1850 | Account of surveys of holdings in County Longford, s... | Dimond Papers |
| 9785 | National Library of Ireland | Ms18524 | 1848 | Lists of emigrants from Earl Fitzwilliam's Coolatin ... | |
| 10076 | National Library of Ireland | Ms16134 | 1850-1851 | Renal of the estate of Lord Monck, County Wexford, 1... | |
| 10096 | National Library of Ireland | Ms16388 | 1849 | Rent Ledger of the estates of Lord Louth in the Baro... | |
| 10783 | National Library of Ireland | Ms20605 | 1850-1851 | Includes copies of letters relating to Arabella [Arb... | Rowan Papers |
| 10893 | National Library of Ireland | Ms21708 | [c1850?] | Letter from 1st Marquis of Dufferin of Ava relating ... | |
| 10935 | National Library of Ireland | Ms22249 | [c1850?] | Letter from M Martin, Dublin to [Mary --?] concernin... | |
| 11550 | National Library of Ireland | MsG389/1 | 1851 | Letter to John (O) Daly from [Mrs] M E Mackesey, Cas... | |
| 11580 | National Library of Ireland | Ms12204 | 1848 | Ballina Union Poor Law Minute Book, 29 January 1848-... | |
| 11581 | National Library of Ireland | Ms12205 | 1848 | Ballina Poor Law Union Rough Minute Book, 26 August ... | |
| 11582 | National Library of Ireland | Ms12207 | 1848-1849 | Ballina Poor Law Union Minute Book, 9 December 1848-... | |
| 11583 | National Library of Ireland | Ms12208 | 1849 | Ballina Poor Law Union Rough Minute Book, 28 Septemb... | |
| 11584 | National Library of Ireland | Ms12209 | 1850 | Ballina Poor Law Union Minute Book, c2 February 1850... | |
| 11586 | National Library of Ireland | Ms12706 | 1848-1849 | Westport Poor Law Union Ledger, c29 September 1848-c... | |
| 11590 | National Library of Ireland | Ms12373 | 1850-1851 | Castlebar Poor Law Union Minute book, 25 May 1850-11... | |
| 11597 | National Library of Ireland | Ms12718 | 1848-1852 | Ballina Poor Law Union Account Ledger, September 184... | |
| 11602 | National Library of Ireland | Ms5739 | 1849-1850 | Minute book of Newport Union of Poor Law Commissione... | |
| 11606 | National Library of Ireland | Ms12239 | 1851 | Belmullet Poor Law Union Minute Book, 22 May 1851-27... | |
| 11613 | National Library of Ireland | Ms12210 | 1850-1851 | Ballina Poor Law Union Minute book, 6 July 1850-1 Fe... | |
| 11614 | National Library of Ireland | Ms12211 | 1851 | Ballina Poor Law Union Minute Book, 1 February 1851-... | |
| 11619 | National Library of Ireland | Ms12212 | 1851-1852 | Ballina Poor Law Union Minute Book, 30 August 1851-2... | |
| 11644 | National Library of Ireland | Ms12609 | 1848 | Westport Poor Law Union Minute Book, 15 January 1848... | |
| 11645 | National Library of Ireland | Ms12610 | 1848-1849 | Westport Poor Law Union Minute Book, 9 December 1848... | |
| 11646 | National Library of Ireland | Ms12611 | 1848-1849 | Westport Poor Law Union Rough Minute Book, 9 Decembe... | |
| 5454 | Newtown School, Waterford | BB/11 | 1848 | Manuscript Book, W Woods, 1848. | |
| 21390 | Our Lady's Hospital, Cork | | 1852 | Photocopy of the original plan of the kitchen buildi... | |
| 6376 | Public Record Office of Northern Ireland | T/1789/2 | 1848 | Memorandum detailing bequests from Elinor McFadden t... | |
| 6496 | Public Record Office of Northern Ireland | D/1270 | 1851 | Letter from Mrs Whitelaw, Lebanon, Pennsylvania, Uni... | Jackson and Whitelaw Papers |
| 6729 | Public Record Office of Northern Ireland | D/2069 | 1849 | 1 letter from A.Y. Parkket, Brompton to Margaret Cla... | |
| 7924 | Public Record Office of Northern Ireland | T/1233/1 | c1850 | Copy of a map of Hamiltonsbawn, County Armagh, showi... | |
| 6713 | Public Record Office of Northern Ireland | D/1955 | 1852
1863 | Marriage notice book for the Registrar's District of... | |
| 6767 | Public Record Office of Northern Ireland | D/2163 | 1851 | This collection of 3 documents includes a teacher... | |
| 7108 | Public Record Office of Northern Ireland | D/2795 | 1848 | The papers of the Donnan family of County Down conta... | |
| 7523 | Public Record Office of Northern Ireland | D/682/ | 1837
1848 | D/682/119 A letter from Mary Doak, Kinalton to her c... | Doake Papers |
| 7545 | Public Record Office of Northern Ireland | D/906/ | 1850
1857 | D/906/365/1 An account of an Irish woman's visit... | Perceval Papers |
| 8136 | Public Record Office of Northern Ireland | T/1881/1 | 1851
1918 | Copy of the 1851 census returns relating to the Hann... | |
| 8689 | Public Record Office of Northern Ireland | T/807/1 | 1848 | Copy of an extract pedigree of the Matthews family o... | |
| 7804 | Public Record Office of Northern Ireland | MIC/65/2 | 1850 | Microfilmed copy of the commonplace book of press cu... | Rowan-Hamilton (Killyleagh) Papers |
| 7898 | Public Record Office of Northern Ireland | T/1169 | 1836
1848 | T/1169/40 Copy of a list giving the names of tenan... | |
| 7915 | Public Record Office of Northern Ireland | T/1201/8 | 1851 | Typescript copy of a letter from Isabella Heygate, B... | |
| 7969 | Public Record Office of Northern Ireland | T/1362/1 | 1849 | Copy of an emigrant letter from Richard Breathwait, ... | |
| 7973 | Public Record Office of Northern Ireland | T/1376/25 | 1848 | Copy of permission granted to James Barr from D.S. K... | |
| 8019 | Public Record Office of Northern Ireland | T/1509/1 | 1849 | Copies of an emigrant letter from Richard Breathwait... | |
| 8090 | Public Record Office of Northern Ireland | T/1719/1-2 | 1851 | Box containing Mormon genealogical record forms rela... | |
| 8190 | Public Record Office of Northern Ireland | T/2027/1 | 1848 | Copy of an emigrant letter from John Orr, Pennsylvan... | |
| 8203 | Public Record Office of Northern Ireland | T/2054/1 | 1850 | Copy of a letter from Mrs Nolan, Clara Upper, County... | |
| 8231 | Public Record Office of Northern Ireland | T/2137/6 | 1852 | Copy of a letter from Matilda Hayden Breenfield, Dub... | |
| 8348 | Public Record Office of Northern Ireland | T/2484/1 | 1851 | Extract from the 1851 census of Ireland for the fami... | |
| 8360 | Public Record Office of Northern Ireland | T/2518/1-3 | 1153-1852
1849 | Genealogical table with notes on the Kennedy family,... | |
| 8397 | Public Record Office of Northern Ireland | T/2613/16 | 1849 | Copy of an emigrant letter from Mrs Charlotte Graham... | |
| 8520 | Public Record Office of Northern Ireland | T/2946/1 | 1848 | Copy of an emigrant letter from Mary Duggan, Kingsto... | |
| 8578 | Public Record Office of Northern Ireland | T/3664 | 1850 | Copy of a letter from Marianne Gurd, Montreal, Canad... | |
| 8591 | Public Record Office of Northern Ireland | T/412/1 | c.1851 | Copy of a list of members in each tenant's house... | |
| 21465 | Queen's University Belfast Special Collections and Archives | MS74 | 1851
1922 | MS 1/6 Copy of an autograph song by Charles Wolfe, s... | QUB Miscellaneous Manuscripts |
| 4150 | Religious Society of Friends in Ireland Historical Library | Deed Box XVII/Folder 2:3 | 1852 | Charlotte Augusta Aynsley, 25 Boundary Place, London... | Deeds |
| 4154 | Religious Society of Friends in Ireland Historical Library | Deed Box XII/ | 1852 | Charlotte Bell: Folder 1:4 Signatory to fee farm gr... | Deeds |
| 4193 | Religious Society of Friends in Ireland Historical Library | Deed Box XIV/Folder 3:6 | 1850 | Elizabeth Haughton, Carlow: Signature to surrender o... | Deeds |
| 22094 | Representative Church Body Library | B10 | 1851 | Diocese of Cork, Ross and Cloyne, Visitation Book, 1... | St Fin Barre's Cathedral Cork Archive |
| 13850 | Sligo Archives Service | | 1850 | Rental of the estate of Godfrey Brereton in the baro... | Brereton Estate |
| 13851 | Sligo Archives Service | Estates volume 5 | 1850 | Rental of the Sligo estate of Henry Irwin (with maps... | Irwin Estate |
| 13852 | Sligo Archives Service | Estates Volume 5 | c1850 | Rental of the estate of Jeremiah Jones in the barony... | Jones Estate |
| 13853 | Sligo Archives Service | | c1850 | Rental of the late Owen Lloyd, c. 1850. | Lloyd Estate |
| 13140 | Tipperary Museum of Hidden History | AQNO1995.496 | 1850 | Lease, Viscount Lismore to Grace Heffernan, Coolanur... | |
| 13141 | Tipperary Museum of Hidden History | AQNO1995.504 | 1850 | Lease, Viscount Lismore to Ellen Flynn, Bantyre, 185... | |
| 19486 | Tipperary Studies | | 1849 | Rate Books:Ardmayle Rate Book 1849Ardsallagh Valuati... | Cashel Poor Law Union |
| 19789 | Tipperary Studies | | 1850-1851 | Borrisokane Poor Law Union Rough Minute Book 1850-18... | Borrisokane Poor Law Union |
| 10237 | Trinity College Dublin, Manuscripts and Archives Department | TCDMss8264/8-9 | 1852 | Letters from Sydney Morgan, William Street, to Mrs A... | |
| 10303 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs2590 | 1848-1849 | Thoughts of a literary genius written at leisure for... | |
| 10375 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs873 | 1851 | Obituary of Anne Devilin, 1851, with an undated rece... | Madden Papers |
| 10411 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs5116 | 1798
1850
1856
1911 | Account of the rebellion of 1798 in Wexford dicated ... | Arnold Family |
| 10418 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs4999 | 1848 | Poem Book of J M Arnold, 1848. Notebook, of J M Arn... | Arnold-Forster |
| 10439 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs6461 | c1849 | Verse Notebook inscribed for Ady D [Adelaide Dillon]... | Dillon Papers |
| 11160 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs5097/28-29 | 1848-1849 | Returns of tenants rated under £4 and £10, 1848-18... | O'Brien Family |
| 11162 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs5097/30-1 | 1849 | Returns of defaulting tenants on Clare estate, 1849. | O'Brien Family |
| 11163 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs5097/32-3 | 1849-1851 | Returns of Newmarket tenants to be made monthly tena... | O'Brien Family |
| 3675 | UCC Special Collections & Archives | U268 | 1848
1849
1961 | Death certificate of Hannah Green, aged 15, daughter... | |
| 19187 | Westmeath County Archives Department | | 1849-1850 | Mullingar Poor Law Union Reports:9 August 1849-28 Fe... | Mullingar Poor Law Union |
| 19298 | Westmeath County Archives Department | | 1850 | 24 Copy of settlement on the marriage of Robert Gerr... | Howard Bury Papers |
| 19305 | Westmeath County Archives Department | | 1852 | 84 Copy of transfer of Mortgage Mrs Brigid Tunney 1... | Howard Bury Papers |
| 19348 | Westmeath County Archives Department | | 1852 | 85 Sarah McCarthy and Lewis Moore Molloy, lands of ... | Howard Bury Papers |
| 5304 | Wexford County Archive | | 1852 | Photocopy of letter from Martin Browne, Liverpool to... | |