Two handwritten accounts relating to the background to the Easter Rising and the Tullamore Incident. The accounts were prepared by Aloysius O'Brennan for the 50 year commemorations in 1966. A further memoir on the events of Easter Week was written by Alo's [wife], Maura O'Brennan. Also includes a scrapbook of cuttings compiled in 1966 during the Jubilee commemorations of the 1916 Rising.

Memoir by Aloysius O'Brennan recounting the Tullamore Incident of 20 March1916 and the subsequent charges brought against 12 men in relation to the incident.

Scrapbook of newspaper cuttings, culled from the 1966 Jubilee publication by The Midland Tribune and other newspapers. Mainly relates to Offaly's participation in the period 1914-1916, particularly focussing on the Tullamore Incident. Contains a 'Partial list of the Boys from Tullamore and its environs that took part in the Fight for Irish Freedom.' Also lists the 'pioneers of the first Gaelic Society in Tullamore: Patrick F. O'Loughlin, Donal O'Connor, Thomas Barry, Richard Barry, Gerald O'Loughlin, John Forrestal, Patrick McLoughlin, Hugh Digan, Denis Davin, Thomas Moroney, Harry Ruxton, Jospeh Aylemers and James Pyke.

Photocopies of articles from newspapers and books relating to the Tullamore Incident, Irish Volunteer organisation in Offaly,and internment in Frongoch. Also includes a photocopy and transcript from a minute book of the Old IRA Association Tullamore Branch (1948). Also includes photocopy of the military pensions record of Clonaghadoo Co., 4th Batt.

Notes entitled 'Information/Background Info' by Colm O'Brennan 2015'. Analysis of the Tullamore Incident with lists of those charged and court-martialled.

Minute book recording meetings held and decisions taken by the committee of Tullamore GAA Club. Notable for references to the Irish Volunteers and the nationalist movement. While not mentioning the Tullamore Incident of 20 March 1916 directly, there was a proposal, later dropped, to hold a tournament to raise funds for the prisoners involved in the Incident (4 April 2016). This minute book also records the decision, passed unanimously, that the tri-colour jersey be worn by Tullamore club players in both hurling and football (31 May 1917).