| Cornelius Merry and Matthew Clesson, pioneer Irish man of Northampton, Massachusetts | O'Brien, Michael Joseph | Article in Journal | | 1918 |
| Irish settlers in America | O'Brien, Michael Joseph | Monograph or Collective Volume | Genealogical Publishing | 1979 |
| Shipping statistics of the Philadelphia custom house, 1733 to 1774, refute the Scotch-Irish theory. | O'Brien, Michael Joseph | Article in Journal | | 1923 |
| The Irish at Bunker Hill : evidence of Irish participation in the battle of 17th June 1775 | O'Brien, Michael JosephSullivan, A. M.Sullivan, Catherine | Monograph or Collective Volume | Irish University Press | 1968 |
| The Kelly's, Burkes and Shea's of the Massachusetts line | O'Brien, Michael Joseph | Article in Journal | | 1922 |