| 'A most ingenious mechanic': Ireland's first airman | MacMahon, Bryan, 1949- | Article in Journal | | 2010 |
| 'Sworn to no master': Doctor Bernard Connor (1666-98) | MacMahon, Bryan, 1949- | Article in Journal | | 2008 |
| A come-uppance for Billy the leveller | MacMahon, Bryan, 1949- | Article in Journal | | 1996 |
| A lost opportunity for an end to the Civil War in Kerry | MacMahon, Bryan, 1949- | Article in Journal | | 2023 |
| Andy Mac: A Republican Officer in South County Dublin 1916 to 1924 | MacMahon, Bryan, 1949- | Article in Journal | | 2024 |
| Anthony Trollope and Isaac Butt in Tralee Courthouse in 1849 | MacMahon, Bryan, 1949- | Article in Journal | | 2019 |
| Ascend or die : Richard Crosbie, pioneer of balloon flight | MacMahon, Bryan, 1949- | Monograph or Collective Volume | History Press Ireland | 2010 |
| Balloon flights from military barracks, 1785-1824 | MacMahon, Bryan, 1949- | Article in Journal | | 2011 |
| Captain Flora Sandes of the Serbian Army | MacMahon, Bryan, 1949- | Article in Journal | | 2007 |
| Captain Flora Sandes: the Serbian Joan of Arc | MacMahon, Bryan, 1949- | Article in Journal | | 2009 |
| Cardinal Samuel Stritch of Chicago | MacMahon, Bryan, 1949- | Article in Journal | | 2013 |
| Eccentric archbishop : Richard Whately of Redesdale | MacMahon, Bryan, 1949- | Monograph or Collective Volume | Kilmacud-Stillorgan Local History Society | 2005 |
| Famine heroes of Stillorgan | MacMahon, Bryan, 1949- | Article in Journal | | 2018 |
| General Arthur Sandes : a South American hero | MacMahon, Bryan, 1949- | Article in Journal | | 2008 |
| George Sandes of Listowel, land agent, magistrate and terror of north Kerry | MacMahon, Bryan, 1949- | Article in Journal | | 2003 |
| Leo Broe, sculptor | MacMahon, Bryan, 1949- | Article in Journal | | 2022 |
| Letters to Stillorgan from the Western Front | MacMahon, Bryan, 1949- | Article in Journal | | 2007 |
| Letters to Stillorgan from the Western Front | MacMahon, Bryan, 1949- | Article in Journal | | 2007 |
| Letters to Stillorgan from the Western Front | MacMahon, Bryan, 1949- | Article in Journal | | 2008 |
| Lindsey Talbot Crosbie of Ardfert : campaigner for conciliaiton | MacMahon, Bryan, 1949- | Article in Journal | | 2005 |
| Maurice Walsh - the Quiet Man in Stillorgan | MacMahon, Bryan, 1949- | Article in Journal | | 2006 |
| Monica Roberts' diary of Easter Week, 1916 | MacMahon, Bryan, 1949-Roberts, Monica, 1889-1975 | Article in Journal | | 2008 |
| More letters to Stillorgan from the Great War | MacMahon, Bryan, 1949- | Article in Journal | | 2009 |
| Nevil Shute's Easter Rising | MacMahon, Bryan, 1949- | Article in Journal | | 2016 |
| New light on 'The Golden Lion' and the Danish silver robbery at Ballyheigue, 1731 | MacMahon, Bryan, 1949- | Article in Journal | | 1991 |
| Praise for William Talbot Crosbie of Ardfert | MacMahon, Bryan, 1949- | Article in Journal | | 1998 |
| Ragged Lives: The Whately Sisters of Redesdale | MacMahon, Bryan, 1949- | Article in Journal | | 2023 |
| Records of St James' Church and Graveyard Ballyheigue|Records of St James' Church and Graveyard Ballyheigue. Addenda and corrigenda | MacMahon, Bryan, 1949- | Article in Journal | | 2010 |
| Richard Crosbie in America: balloonist turned actor | MacMahon, Bryan, 1949- | Article in Journal | | 2010 |
| Richard Crosbie: Pioneer of balloon flight | MacMahon, Bryan, 1949- | Article in Journal | | 2010 |
| Robert Tressell, Dubliner: author of 'The Ragged Trousered Philanthropists' | MacMahon, Bryan, 1949- | Article in Journal | | 2015 |
| Samuel Waters (1846-1936) of Woodview, Stillorgan | MacMahon, Bryan, 1949- | Article in Journal | | 2017 |
| Sandes Soldiers' Homes | MacMahon, Bryan, 1949- | Article in Journal | | 2008 |
| Sandes Soldiers' Homes | MacMahon, Bryan, 1949- | Article in Journal | | 2009 |
| Sandes' Soldiers' Homes | MacMahon, Bryan, 1949- | Article in Journal | | 2007 |
| Sickness, death and burial in Tralee workhouse, 1844-1847 | MacMahon, Bryan, 1949- | Article in Journal | | 2023 |
| Sir Redvers Buller in Kerry, 1886 | MacMahon, Bryan, 1949- | Article in Journal | | 2003 |
| Sir Thomas Farrell, Stillorgan sculptor | MacMahon, Bryan, 1949- | Article in Journal | | 2013 |
| Sixty years of estate management in Ardfert | MacMahon, Bryan, 1949- | Article in Journal | | 1999 |
| St Anne's, Kilmacud House and Girlsville | MacMahon, Bryan, 1949- | Article in Journal | | 2019 |
| Stillorgan Convalescent Home | MacMahon, Bryan, 1949- | Article in Journal | | 2011 |
| Tha Abergele rail disaster of 1868: Stillorgan connections | MacMahon, Bryan, 1949- | Article in Journal | | 2020 |
| The Abergele mail train disaster, 1868 | MacMahon, Bryan, 1949- | Article in Journal | | 2018 |
| The Ballyheigue affray of 1869 | MacMahon, Bryan, 1949- | Article in Journal | | 2012 |
| The Connaught Rangers Mutiny: Thomas Murray's story | MacMahon, Bryan, 1949- | Article in Journal | | 2021 |
| The Monica Roberts collection of letters from the Western Front, 1914-1918 | MacMahon, Bryan, 1949- | Article in Journal | | 2008 |
| The origins of Conciliation | MacMahon, Bryan, 1949- | Article in Journal | | 2007 |
| The sale of the Crosbie estate at Ballyheigue in 1906-7 | MacMahon, Bryan, 1949- | Article in Journal | | 1995 |
| Valentine Jackson - an IRB man in Stillorgan | MacMahon, Bryan, 1949- | Article in Journal | | 2014 |
| Valentine Jackson's account of republican activities in Stillorgan, 1916-1921 | MacMahon, Bryan, 1949- | Article in Journal | | 2015 |
| William Talbot Crosbie, the courts and the chronicle | MacMahon, Bryan, 1949- | Article in Journal | | 1997 |