| 13694 | Armagh County Museum | 1973/53 | 1925-1931 | Washing books, City Steam Laundry, Armagh. 4 volume... | |
| 14638 | Association of Baptist Churches in Ireland | | 1925-1931 | A file of letters to and from Mr R.S. and Mrs E.E. H... | Irish Baptist Home and Foreign Mission |
| 14670 | Association of Baptist Churches in Ireland | | 1931-1948 | A box containing the following minute books and mate... | Irish Baptist Home and Foreign Mission |
| 16201 | Birr Castle Archives | A-W | 1908-1916
1890
1931 | H/115-116: Letters to and from estate agents, includ... | The Rosse Papers |
| 23897 | Brother Allen Archive | Box 184 | 1931 | Letter from Bob to Florrie, 2 August 1931. | Brother Allen Archival Collection |
| 6034 | Clare County Archives | | 1928-1931 | Minutes of Board of Health and Public Assistance, 7 ... | County Clare Board of Health |
| 6041 | Clare County Archives | | 1931-1934 | Minutes of Clare County Board of Health - Public Hea... | County Clare Board of Health |
| 20693 | Clare County Archives | | 1931-1936 | Record of the inspection of houses under the Housing... | Ennis Urban District Council |
| 16979 | Clare County Archives | | 1922-1931 | Board of Health, Clare County Indoor Relief Register... | County Clare Board of Health |
| 20769 | Cork Public Museum | AQNOL1970:44/ | 1931-1933 | 24 Routine matters, partially typed, contains agenda... | |
| 14449 | Donegal County Archives | | 1931-1935 | Fanad Health ClubFanad Health Club DocumentsFanad He... | Fanad Health Club, District Nursing Association |
| 2327 | Dublin City Library and Archive | UDC/2 | 1911-1931 | The Archive comprises of Commissioners and Council m... | Pembroke Township/Urban District Council Records |
| 18488 | Dublin Diocesan Archives (RC) | AB7/lay organisations 4 | 1924-1931 | Correspondence concerning the Poor Dinner Hall ( in ... | Byrne Papers |
| 18498 | Dublin Diocesan Archives (RC) | AB7/lay organisations 4 | 1931 | Printed Report and Statement of Accounts of the Bray... | Byrne Papers |
| 18529 | Dublin Diocesan Archives (RC) | AB 7/Lay organisations 2 | 1931-1938 | Letters from the Organising Committee of the Apostol... | Byrne Papers |
| 18530 | Dublin Diocesan Archives (RC) | AB 7/Lay organisations 2 | 1931-1933 | Correspondence from Francis Waters about 'The Kn... | Byrne Papers |
| 929 | Dún Laoghaire-Rathdown County Council | LA4/ | 1898-1931 | Wage Books:193 3 June 1898-7 November 1899, includes... | Kingstown/Dún Laoghaire |
| 933 | Dún Laoghaire-Rathdown County Council | LA4/ | 1923-1931 | General Rate, Rates Books:276 1 April 1923-March 192... | Kingstown/Dún Laoghaire |
| 3228 | Dún Laoghaire-Rathdown County Council | LA4/118 | 1902-1931 | Infectious Diseases Register, 20 November 1902-24 Oc... | Kingstown/Dún Laoghaire |
| 3120 | Dún Laoghaire-Rathdown County Council | LA1/62 | 1907-1931 | Minutes of the School Attendance Committee.Records a... | Blackrock |
| 3123 | Dún Laoghaire-Rathdown County Council | LA1/ | 1911-1931 | Minutes of approximately monthly meetings of the Cou... | Blackrock |
| 3126 | Dún Laoghaire-Rathdown County Council | LA1/ | 1900-1931 | Weekly Wage Books listing workmen's names, dutie... | Blackrock |
| 3209 | Dún Laoghaire-Rathdown County Council | LA3/ | 1912-1931 | General Rate, Rates Books:66 1 April 1912-31 March 1... | Killiney-Ballybrack |
| 3229 | Dún Laoghaire-Rathdown County Council | LA4/ | 1884-1931 | Minutes of the Library Committee:143 18 June 1884-26... | Kingstown/Dún Laoghaire |
| 3252 | Dún Laoghaire-Rathdown County Council | LA5/ | 1931-1973 | Weekly Wage Books:250 3 April 1931-16 October 193125... | Dún Laoghaire Borough |
| 3256 | Dún Laoghaire-Rathdown County Council | LA5/ | 1931-1959 | Borough Rate Books, Dalkey:431 1 April 1931-31 March... | Dún Laoghaire Borough |
| 3257 | Dún Laoghaire-Rathdown County Council | LA5/ | 1931-1959 | Borough Rate Books, Killiney:459 1 April 1931-31 Mar... | Dún Laoghaire Borough |
| 3259 | Dún Laoghaire-Rathdown County Council | LA5/ | 1931-1973 | Borough Rate Books, Dun Laoghaire:499 1 April 1931-3... | Dún Laoghaire Borough |
| 3261 | Dún Laoghaire-Rathdown County Council | LA5/ | 1931-1933 | Registers of water charges for non domestic purposes... | Dún Laoghaire Borough |
| 3262 | Dún Laoghaire-Rathdown County Council | LA5/ | 1931-1972 | Registers of water charges for new buildings:565 1 M... | Dún Laoghaire Borough |
| 19931 | Erasmus Smith Schools Archives | | 1683-1931 | Letters and papers concerning the status of the Eras... | Erasmus Smith Archives |
| 23136 | Fermanagh County Museum, Enniskillen Castle | FCM-1987-075 | 1931 | A letter from Captain J.E. Fitzpatrick, Honorary Sec... | Lady Dorothy Lowry-Corry Papers |
| 1460 | Fingal County Archive | BA/1-BA/2 | 1931-1934
1943-1944 | Printed minutes of proceedings of a special meeting ... | Dublin Board of Health |
| 8782 | Fingal County Archive | CM1/1-CM1/19 | 1899-1931 | Finance and General Purposes Committee Minute Books:... | Fingal Local Authority Records |
| 8787 | Fingal County Archive | CM1/6/1-CM1/6/2 | 1899-1931 | Finance and General Purposes Committee:Financial Min... | Fingal Local Authority Records |
| 20465 | Galway County Council Archives | | 1915-1931
1870
1954
1978 | UDC Revised Valuation List:19781915-193118701954 | Ballinasloe Urban District Council & Town Commissioners |
| 24565 | Irish Nurses and Midwives Organisation | | 1931-1952 | 1 manuscript volume, Minutes of the National Council... | Irish Nurses' Organisation |
| 20850 | Kildare Local Studies, Genealogy and Archives Department | | 1931-1933 | County Home, Athy:Coal Issue Book:12 August 1931 - 2... | Kildare Board of Health Records |
| 11723 | Kilkenny Local Studies Department | CR/E/6 | 1929-1931 | Weekly Minutes of Kilkenny Urban Sanitary Authority,... | |
| 11724 | Kilkenny Local Studies Department | CR/E/7 | 1931-1934 | Weekly Minutes of Kilkenny Urban Sanitary Authority,... | |
| 20801 | Kilmore Diocesan Archives (RC) | | 1931-1967 | Carrigallen:4: 'Margaret of Orleans' (Margar... | Kilmore Diocesan Archives |
| 21163 | King's Hospital School | 232-236A | 1865-1931 | 234 Admissions, 1865 - 1931. | King's Hospital Records |
| 4867 | King's Inns Library | G/3/2-6 | 1931-1933 | Purchase of Head Rent of Mrs Cooke - correspondence ... | Records of the Honorable Society of King's Inns |
| 4874 | King's Inns Library | L/8/5 | 1888-1931 | Legal examinations - Victoria Prizes recording names... | Records of the Honorable Society of King's Inns |
| 5712 | Laois Local Studies | 316-322 | 1931-1949 | Health Board General Account: 316. 1931 317. 1934 3... | Laois County Council |
| 21601 | Laois Local Studies | B/ | 1931 | 54. General Consolidated Account Book, 1931 | Laois County Council |
| 21621 | Laois Local Studies | C/ | 1931-1933 | 78. Expenditure on Road by Direct Labour 1931-1933. | Laois County Council |
| 22309 | Leitrim Local Studies Department | | 1919-1931 | Misc. 8. Shop Day Book, Owen Fee, Undertaker and Gro... | Miscellaneous Records, Leitrim |
| 22321 | Leitrim Local Studies Department | | 1927-1931 | Misc. 21. Dowra, Ballyconnell, Bawnboy Sessions Book... | Miscellaneous Records, Leitrim |
| 22329 | Leitrim Local Studies Department | | 1931-1941 | Misc. 29. Dowa Sessions Book, February 1931 - Septem... | Miscellaneous Records, Leitrim |
| 22331 | Leitrim Local Studies Department | | 1931-1937 | Misc. 31. Mohill Sessions Book, November 1931 - Octo... | Miscellaneous Records, Leitrim |
| 22306 | Leitrim Local Studies Department | | 1926-1931 | Misc. 5. Solicitor's Ledger and Accounts of Transact... | Miscellaneous Records, Leitrim |
| 22308 | Leitrim Local Studies Department | | 1929-1931 | Misc. 7. Shop Day Book/Ledger. Name on front, Martan... | Miscellaneous Records, Leitrim |
| 22349 | Leitrim Local Studies Department | | 1927-1931 | Misc. 51. County Committee of Agriculture, Minute Bo... | Miscellaneous Records, Leitrim |
| 22350 | Leitrim Local Studies Department | | 1931-1934 | Misc. 52. County Committee of Agriculture, Minute Bo... | Miscellaneous Records, Leitrim |
| 12126 | Limerick Diocesan Archives (RC) | | 1856-1931 | Letters and documents not pertaining to Dr O'Dwy... | Rev. Dr F.T.O. Dwyer Papers |
| 13713 | Limerick Museum | AQNO(1996.1312.23) | 1931 | Photograph, black and white glossy. Titled, 'Galway ... | |
| 14117 | Louth County Archives | | 1930-1931 | Minute Book of Premier Utility Society, 1930- 1931. | |
| 6001 | Meath Hospital, incorporating The National Children's Hospital | MH/MR/05 | 1931-1938 | Meath Hospital: Registers of external accident cases... | |
| 6013 | Meath Hospital, incorporating The National Children's Hospital | NC/MR/02 | 1931-1967 | National Children's Hospital: Registers of Opera... | |
| 5848 | Meath Local Studies and Family History Department | UDC/I/N/ | 1931-1941 | Amenities, General:1 July 1931 - March 1941. Tourism... | Navan Urban District Council |
| 20140 | Meath Local Studies and Family History Department | | 1888-1931 | Private Ledgers:F7 April 1888 - December 1892F8 Janu... | F. and J. Clayton Company Records |
| 20264 | Meath Local Studies and Family History Department | FJC | 1906-1931
1949-1960 | Cash receipts: July 1949 - August 1960 August 1906 -... | F. and J. Clayton Company Records |
| 20314 | Meath Local Studies and Family History Department | UDC/I/D/ | 1931-1943 | Receipts, Monthly: 5 September 1931 - July 1936 6 Au... | Navan Urban District Council |
| 20316 | Meath Local Studies and Family History Department | UDC/I/D/ | 1931-1943 | Expenditure, Monthly: 10 August 1931 - January 1937 ... | Navan Urban District Council |
| 20371 | Meath Local Studies and Family History Department | UDC/I/G/ | 1931 | 33 October 1931. Bill of Quantities prepared by Ferg... | Navan Urban District Council |
| 20448 | Meath Local Studies and Family History Department | UDC/I/G/ | 1931-1938 | Inspection Demolition Orders:134 February - August 1... | Navan Urban District Council |
| 20554 | Meath Local Studies and Family History Department | UDC/I/H/ | 1931-1942 | Health Correspondence: 2 September 1931 - August 194... | Navan Urban District Council |
| 20564 | Meath Local Studies and Family History Department | UDC/I/H/ | 1931 | Health Reports and Memoranda: Medical Officers: 7 Ap... | Navan Urban District Council |
| 20565 | Meath Local Studies and Family History Department | UDC/I/H/ | 1931-1942 | Health Reports and Memoranda: Medical Officers: 8 Oc... | Navan Urban District Council |
| 20912 | Meath Local Studies and Family History Department | | 1931-1955 | Rate Abstracts, Combined Abstracts:77 1931-193278 19... | Navan Urban District Council |
| 22853 | Methodist Historical Society of Ireland | | 1931-1974 | Methodist Council, Dublin:Minutes, 1950-1974Minutes ... | |
| 21563 | Monaghan County Museum | | 1816-1931 | Wood-Wright (Golagh),1816-1931 (349 items) | |
| 623 | National Archives of Ireland | BG/137/ | 1895-1931 | Medical Relief Registers:JA1 1895 - 1897JA2 1897 - 1... | Rathdown Poor Law Union and Rural District Council |
| 624 | National Archives of Ireland | BG/137/ | 1931-1952 | Medical Relief Registers:JA30 December 1931 - April ... | Rathdown Poor Law Union and Rural District Council |
| 1719 | National Archives of Ireland | L4149-1939 | 1931-1939 | Inspection of Pure-Bred Cows, Mrs N. Buckley, Bishop... | Department of Agriculture |
| 3791 | National Archives of Ireland | L 4761/1933 | 1931-1937 | Regarding Donegal County Council, list of owners of ... | Department of Agriculture |
| 3850 | National Archives of Ireland | H266/61 | 1928-1931 | Department of Justice. H266 Bills: H266/61 Infantici... | Department of Justice |
| 4652 | National Archives of Ireland | | 1931 | Request by Mrs P.T. Smyth for information regarding ... | Department of Foreign Affairs |
| 4751 | National Archives of Ireland | F5/1/32 | 1931-1935 | Miss Brigid McHugh, 1931-1935 | Department of Gaeltacht |
| 4893 | National Archives of Ireland | S001/004/31 | 1931 | Payment to the inmates of the County Home, Thurles f... | Department of Finance |
| 4894 | National Archives of Ireland | S005/0002/31 | 1931 | A Department of Defence File relating to the payment... | Department of Finance |
| 4895 | National Archives of Ireland | S018/0009/31 | 1931 | Hospital treatment of domestic servants in preparato... | Department of Finance |
| 4896 | National Archives of Ireland | S019/0003/31 | 1931 | A Department of Education File relating to scholarsh... | Department of Finance |
| 8964 | National Archives of Ireland | | 1917-1931 | Circuit Court Records, County Kerry, Probate and Adm... | Circuit Court |
| 5276 | National Archives of Ireland | s2547 | 1931 | Miss Dunbar Harrison, Appointment as Librarian. File... | Department of An Taoiseach |
| 11321 | National Archives of Ireland | GR1577 | 1931 | Payment of a pension from British Civil lists to Mis... | Department of Foreign Affairs |
| 11343 | National Archives of Ireland | 34/41 | 1931 | Employment of Mrs G. Mahon-Campbell in France, May 1... | Department of Foreign Affairs |
| 11393 | National Archives of Ireland | | 1931-1932 | Muchgrange Girls' School, County Louth, teacher's ma... | Department of Education |
| 11394 | National Archives of Ireland | 28428/Box652 | 1931-1955 | Winifred Staunton, probation case, rule 78, 1931-195... | Department of Education |
| 12068 | National Archives of Ireland | 98/6/2/1-XI | 1931-1981 | Correspondence files, organisation of events 98/6/2... | Irish Girl Guides |
| 12069 | National Archives of Ireland | 98/6/3/I-VI | 1931-1975 | Correspondence relating to equipment 98/6/3/I 1931-... | Irish Girl Guides |
| 23977 | National Archives of Ireland | Court of Criminal Appeal 24/30 | 1930-1931 | Christina Russell, 1930/31. Convicted of infanticide... | Department of Justice |
| 25084 | National Archives of Ireland | 1D/56/31 | 1931 | Case of infanticide from Co. Sligo, 1931. Includes ... | Central Criminal Court |
| 152 | National Library of Ireland | Ms18516 | 1906-1931 | Letters to the Revd. T Davison, OMI, Dublin, include... | |
| 1699 | National Library of Ireland | Ms13491 | 1924-1931 | Letters, mainly to T P Gill, mostly relating to the ... | T.P. Gill Papers |
| 2774 | National Library of Ireland | Ms21059 | 1908-1931 | Letters and papers of Mrs M Pearse, relating to Cola... | Pearse Papers |
| 2837 | National Library of Ireland | Ms24120 | 1930-1931 | Letters to Hanna Sheehy Skeffington, including some ... | Sheehy-Skeffington Papers |
| 2914 | National Library of Ireland | Ms8567 | 1843-1931 | Letters from America to Richard Lalor of Tinakill, L... | Lalor Papers |
| 5586 | National Library of Ireland | | 1893-1931 | Minute Books: Council, 1893-1927. Executive, 1907-... | Dublin Council of Trade Unions |
| 6909 | National Library of Ireland | Ms18919 | 1898-1931 | Business letters to Thomas Kenny, solicitor, and to ... | Stacpoole Kenny Papers |
| 9010 | National Library of Ireland | Ms13676 | 1931 | Text of a talk by Christina Doyle on Francis Fahy, b... | |
| 9381 | National Library of Ireland | Ms24220 | 1931 | Typescript copy of 'Winning Ways', a three act comed... | Le Brocquy Papers |
| 9582 | National Library of Ireland | Ms29770(226) | 1931 | List of tenants on the estate of R W Doyne now becom... | Doyne Papers |
| 9583 | National Library of Ireland | Ms29770(227) | 1931 | Abstract of `Iris Oifigiuil' giving list of Land Com... | Doyne Papers |
| 9697 | National Library of Ireland | Ms17823 | 1931-1946 | Photocopies of Mrs M F Woods, secretary of Irish-Ind... | |
| 9754 | National Library of Ireland | Ms18364 | 1931-1953 | Documents relating to legislation on adoption, inclu... | Frank Gallagher Papers |
| 10075 | National Library of Ireland | Ms16130 | 1878-1931 | Accounts of Hamilton estate, Abbotstown, County Dubl... | |
| 11031 | National Library of Ireland | Ms17602 | 1915-1931 | Letters to Maloney from the relatives and associates... | Joseph McGarrity Papers |
| 12002 | National Library of Ireland | Ms33229 | 1931 | Ms33,229(1) Diary of a visit to Soviet Russia [as o... | Rosamund Jacob Papers |
| 1743 | National Maternity Hospital | AR/4 | 1931-1940 | Annual Report of the National Lying-In Hospital, Jan... | |
| 1750 | National Maternity Hospital | M/1 | 1911-1931 | Master's Report, January 1911-September 1931. Hand-w... | |
| 1751 | National Maternity Hospital | M/2 | 1931-1948 | Master's Report, October 1931-March 1948. Hand-writ... | |
| 5430 | Newtown School, Waterford | AB/8 | 1931 | Inspection, 1931. | |
| 5448 | Newtown School, Waterford | BA/6 | 1931-1994 | List of Plays, Concerts, etc., 1931-1994. | |
| 18899 | Offaly Archives | OCL OFCC10/4/2/1-3 | 1931
1937 | 3 Valuation Lists relating to Electoral Divisions an... | Records of Offaly County Council |
| 18941 | Offaly Archives | OCL BG164/9 | 1916-1931 | Dispensary District Ledger | Records of Parsonstown Union |
| 4619 | OPW-Maynooth University Archive and Research Centre (OMARC) | Box 52 | 1931-1972 | Folder containing twenty-four letters from Joyce, W ... | Airfield Archive |
| 21346 | Our Lady's Hospital, Ennis | | 1899-1931
1949-1956 | Paying Patients' Ledgers:1899-1910February 1910-... | |
| 21436 | Police Museum (PSNI) | | 1930-1931 | The names and rates of pay of women in police employ... | |
| 1822 | Public Record Office of Northern Ireland | D/2029 | 1790-1931
1400-1975 | Bundle of manuscript notes relating to the Higginson... | |
| 6314 | Public Record Office of Northern Ireland | CR/5/ | 1931-1975 | Reformed Presbyterian Synod: CR/5/5A/5/1 Minutes of ... | Presbyterian Church Records |
| 6664 | Public Record Office of Northern Ireland | D/1858 | 1931 | Included in this collection of c.40 documents are 2 ... | |
| 7057 | Public Record Office of Northern Ireland | D/2661 | 1931-1980 | Papers of Miss M.A. McNeill, founder member and offi... | |
| 7152 | Public Record Office of Northern Ireland | D/2966/100 | c1931-1938 | Material relating to trips made to Heidelberg, Stock... | |
| 7218 | Public Record Office of Northern Ireland | D/3137 | 1931-1974 | The papers of Denis Ireland, author, politician and ... | |
| 7301 | Public Record Office of Northern Ireland | D/3629 | 1931-1960 | 3 Prescription Books of J.P. Bowden, Pharmaceutical ... | |
| 7325 | Public Record Office of Northern Ireland | D/3694 | 1750-1931 | 13 volumes and c.200 documents relating to various f... | |
| 7343 | Public Record Office of Northern Ireland | D/3760 | 1931-1967 | c.600 documents relating to Belfast Civic Society, a... | |
| 8369 | Public Record Office of Northern Ireland | T/2541/ | 1711-c.1931 | This collection consists of photocopies of the Aberc... | Abercorn Papers |
| 506 | Religious Society of Friends in Ireland Historical Library | Portfolio 12 | 1784-1931 | Miscellaneous: 5 Letter from Mary Leadbeater to Tho... | Handlists/Portfolio |
| 1300 | Religious Society of Friends in Ireland Historical Library | 418-419 | 1931-1932 | Personnel Belongings: 418 Medal awarded to Stella M... | Museum Collection |
| 3886 | Religious Society of Friends in Ireland Historical Library | Mss Box 69 | 1915-1931 | Folder 1 Emergency Committee of Society of Friends f... | Handlists: Mss Boxes, Pamphlets Boxes, etc. |
| 23692 | Representative Church Body Library | | 1860-1931 | Box 15 Registers, 1860-1931; History 1907-1911, Cana... | Mrs Smyly's Homes |
| 23543 | Representative Church Body Library | RCBL MS 749 | 1931-1936 | Central Reserve Fund Minute Book, 10 February 1931-3... | Mothers' Union Collection |
| 24981 | Royal Irish Academy | | 1931 | Catalogue of Irish Manuscripts in the Royal Irish Ac... | |
| 24982 | Royal Irish Academy | | 1931 | Catalogue of Irish Manuscripts in the Royal Irish Ac... | |
| 24939 | Royal Irish Academy of Music | | 1931-1933 | 24: 2 December 1931-20 December 1933, routine matter... | |
| 22467 | Royal Victoria Hospital, Belfast | | 1931-1946 | Ladies' Committee Minutes of Claremont Street Ho... | |
| 22498 | Royal Victoria Hospital, Belfast | | 1907-1918
1931-1948 | 5 bound handwritten minute books of Royal Victoria H... | |
| 13706 | Sligo Archives Service | M509 | 1929-1931 | Prescription book from Messrs Orr Chemists, O'Connel... | |
| 22721 | South Eastern Education and Library Board Local History Collection | | 1902-1931 | 1 bound volume of Miss Elizabeth Saul's trust for th... | Local Studies Collection |
| 22714 | South Eastern Education and Library Board Local History Collection | | 1898-1931 | 1 folder of indexed typescripts of selected passages... | Local Studies Collection |
| 22024 | St Davnet's Hospital, Monaghan | | c.1900-1931 | Index to Monaghan District Lunatic Asylum, early 20t... | Monaghan District Lunatic Asylum |
| 10193 | Trinity College Dublin, Manuscripts and Archives Department | TCDMss9924-9926 | 1931-1962 | Correspondence of and relating to Elizabeth Mary Mar... | |
| 10391 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs10066/194 | 1931 | Diary kept by Shelah K. Richards [Abbey actress, the... | Denis Johnston Papers |
| 10392 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs10066/195-197 | 1931-1937 | Diaries by 'Blanaid Dobelle', a character in... | Denis Johnston Papers |
| 10406 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs10959 | 1928
1930
1931
1933
1934
1936
1939 | Extracts from the diary of the composer, Ina Boyle, ... | Ina Boyle Papers |
| 10555 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs8265/49 | 1931 | [?T] J. O'Keefe, Gaelic Athletic Association, Cr... | Pearse Family |
| 11899 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs7682 | 1931-1932 | Notes taken by E. Oe Somerville for her An Incorrupt... | Somerville and Ross Papers (TCD) |
| 9959 | UCC College Archives | SecO/file2750/Box15/9 | 1931 | File relating to the County Clare education committe... | Secretary's Office |
| 3650 | UCC Special Collections & Archives | UC/DC141 | 1931 | Letter to Corkery from Elizabeth Yeats of Cuala Indu... | The Papers of Daniel Corkery |
| 9877 | UCC Special Collections & Archives | U115/Box52a/543 | 1931 | Letter from Sister M Conception, Limerick, to Tadhg ... | Tadgh Ó Donnchadha Papers |
| 9879 | UCC Special Collections & Archives | U115/Box55/5.2-5.3 | 1931 | Two versions of `Eachtra an Ghliomaigh Chab-odhair: ... | Tadgh Ó Donnchadha Papers |
| 10604 | UCD Archives | FF/A/II/2/29 (P176) | 1931 | Material relating to American Fundraising and the Cr... | Fianna Fáil Party Collection |
| 10605 | UCD Archives | FF/B/1/1/46 (P176) | 1931-1944 | Correspondence and related material concerning Seamu... | Fianna Fáil Party Collection |
| 10646 | UCD Archives | FF/B/VIII/2/443 (P176) | 1929-1931 | Minute Book (Standing/General Committee), 1 November... | Fianna Fáil Party Collection |
| 24405 | UCD Archives | P24 | 1916-1931 | Material relating to Irish Free State Cabinet: Irish... | Ernest Blythe Papers |
| 5355 | UCD Special Collections | Box 12 | 1931 | Archaeological 1931 Envelope 6 10 Letter from Mrs R.... | Henry Morris Correspondence |
| 5360 | UCD Special Collections | CUR/L/14-17 | 1904-1931 | 14: George Moore, letter to Susan [Mitchell] enclosi... | Curran Collection |
| 18389 | University of Galway Archives | G54 | 1931 | Bound volumes containing stories collected by Sean M... | Scéalta Ó gCarna |
| 18439 | University of Galway Archives | POL34 | 1921-1931 | A number of letters from Piaras Beaslai, Dublin, to ... | Letters of Piaras Beaslaí to Eibhlís Grimes |
| 18593 | University of Limerick Special Collections and Archives | P20 | 1821-1931 | 2 boxes (75 files).A. Family History (1910-1931)B. J... | The Barry Collection |
| 18595 | University of Limerick Special Collections and Archives | P21 | 1689-1931
2000-2005 | 1 box (14 files). Copies made c. 2000-2005 of items ... | The De Laval/ Willis Papers |
| 23408 | University of Limerick Special Collections and Archives | P2/ | 1931 | 69. Circular letter to Judge McCarthy from Despard a... | The Daly Papers |
| 4531 | Waterford City Archives | | 1924-1931 | Minute Book of Waterford City and County Infirmary, ... | Waterford City and County Infirmary |
| 4532 | Waterford City Archives | | 1931-1936 | Minute Book of Waterford City and County Infirmary, ... | Waterford City and County Infirmary |
| 4549 | Waterford City Archives | | 1931-1940 | Payments and Receipts Book, 1 March 1931-1 March 194... | Waterford City and County Infirmary |
| 5553 | Waterford City Archives | LA1/13/D/1 | 1920-1931 | Report Book, 27 July 1920 - 12 October 1931. Report... | Records of the Public Health Committee |
| 19233 | Westmeath County Archives Department | | 1931-1944 | Board of Health Cottages Ledger:10 April 1931-12 Jan... | Westmeath County Council |
| 19253 | Westmeath County Archives Department | | 1931-1934 | Westmeath Board of Health TB Minute Book:1931- 1934 | Westmeath County Council |
| 19254 | Westmeath County Archives Department | | 1920-1931 | Westmeath Board of Health TB Minute Book:August 1920... | Westmeath County Council |
| 19315 | Westmeath County Archives Department | | 1931 | 123 Mrs Violet Myrtle Walker Johnston to Harold Wil... | Howard Bury Papers |
| 19324 | Westmeath County Archives Department | | 1931 | 178 Search on Registry of Deeds Records against Vio... | Howard Bury Papers |
| 19359 | Westmeath County Archives Department | | 1931 | 310 Sir Francis Hopkins, Anna Maria Tottenham, Huber... | Howard Bury Papers |
| 19360 | Westmeath County Archives Department | | 1931 | 309 Sir Francis Hopkins, Anna Maria Tottenham, Huber... | Howard Bury Papers |
| 19383 | Westmeath County Archives Department | | 1931-1939 | Sanitary officer's Report Book:4 October 1931-19... | Athlone Local Authority Records |