| 'Monstrum horrendum'. A newly discovered poem from county Offaly in the 1641 Rebellion | Maxwell, Jane | Article in Journal | | 2019 |
| 'The years are passing overhead and passing awful quick': 150th commemorations for Erin go Bragh arrival at Moreton Bay | Harrison, Jennifer | Article in Journal | | 2013 |
| Alderborough Nursery Geashill, Offaly: Reamsbottom & Co., Geashill and West Drayton & Alderborough St. Brigid Anemones | O'Rourke, AnneO'Rourke, Tim | Monograph or Collective Volume | Offaly County Council | 2022 |
| Dempseys together [and]The 2016 O'Dempsey Clan gathering | Dempsey, JamesGoode, P.J. | Article in Journal | | 2016 |
| Heremon and Heber and the Battle of Geashill : Irish mythology 1699 BC | Von Ow, Clemens | Monograph or Collective Volume | Clemens Von Ow | 2017 |
| Lettice Baroness of Offaly and the siege of Geashill | Von Ow, Clemens | Monograph or Collective Volume | Author | 2019 |
| Lettice, Baroness of Offaly, and the siege of her castle of Geashill, 1642 | Fitzgerald, Frederick, Lord | Article in Journal | | 1902 |
| Minding the Geashill Cauldron, 1859–1955 | Shortall, Lisa | Article in Journal | | 2020 |
| Mucklagh veteran of the Battle of Ashbourne | Burke, J. F.Kelly, Seamus | Article in Journal | | 2016 |
| Mucklagh's Seamus (Jimmy) Kelly | Condron, Breda | Article in Journal | | 2016 |
| Notes on the parish of Geashill and Killeigh | Palmer, A. Kingsmill | Monograph or Collective Volume | Leinster Leader (printer) | 1964 |
| The case of Alice Delin (Dillon) of Geashill: a death in gaol without due process of law | Byrne, Michael | Article in Journal | | 2013 |
| The compaign for rent reductions on the Digby estate, King's County, 1879-1882 | Pilkington, Mary | Article in Journal | | 2008 |
| The Earl of Kildare's manor of Geashill, in the King's County ; with notes on Killeigh, in the parish of Geashill | Fitzgerald, Lord Walter, 1858-1923 | Article in Journal | | 1921 |
| The Famine-era memoirs of Geashill dispensary doctor Dr Lombe Atthill (1827– 1910), (later the Master of the Rotunda Hospital) | McCabe, Ciarán | Monograph or Collective Volume | | 2023 |
| The priory and parish of Killeigh | Comerford, M., P.P. | Article in Journal | | 1883 |
| William Steuart Trench and his management of the Digby estate, King's County, 1857-71 | Delaney, Mary | Monograph or Collective Volume | Four Courts Press | 2012 |