| An Irish commune : the experiment at Ralahine, county Clare, 1831-1833 | Connolly, James, 1868-1916Craig, E. T.O'Brien, T.Ó Gráda, Cormac | Monograph or Collective Volume | Irish Academic Press | 1983 |
| Land reform in Ireland : a legal history of the Irish land problem and its settlement | Kolbert, C. F.O'Brien, T. | Monograph or Collective Volume | University of Cambridge | 1975 |
| Lord Milner's Irish journal, 1886 | O'Brien, T. H. | Article in Journal | | 1964 |
| The land problem in Ireland and its settlement | O'Brien, T.O'Shiel, Kevin R., | Monograph or Collective Volume | The Stationery Office | 1966 |