| Boston Catholics : a history of the church and its people | O'Connor, Thomas H., 1922-2012 | Monograph or Collective Volume | Northeastern University Press | 1998 |
| Fitzpatrick's Boston, 1846-1866 : John Bernard Fitzpatrick, third bishop of Boston | O'Connor, Thomas H. | Monograph or Collective Volume | Northeastern UP | 1984 |
| Irish votes and Yankee cotton : the constitution of 1853 | O'Connor, Thomas H. | Article in Journal | | 1983 |
| The Boston Irish : a political history | O'Connor, Thomas H. | Monograph or Collective Volume | North Eastern University Press | 1995 |
| The Irish in Boston | O'Connor, Thomas H. | Article in Journal | | 1979 |
| The Irish in New England | O'Connor, Thomas H. | Article in Journal | | 1985 |
| The Irish in New England | O'Connor, Thomas H. | Monograph or Collective Volume | New England Historic Genealogical Society | 1985 |
| The Irish in New England | O'Connor, Thomas H. | Article in Book | | 1985 |