| "The sinner of Hollywood" : James Quinn (Seamus O'Chuinn), alias Tim O'Brien | Harris, Ruth-Ann | Monograph or Collective Volume | Irish Studies Program, Northeastern University | 1991 |
| "Where the poor man is not crushed down to exalt the aristocrat" : Vere Foster's programmes of assisted emigration in the aftermath of the Irish famine | Harris, Ruth-Ann Mellish | Article in Book | Leicester University Press | 1997 |
| A Farney emigrant’s story : Christopher Byrne’s American letter | Harris, Ruth-Ann | Article in Book | | 2017 |
| Searching for missing friends in the Boston Pilot newspaper, 1831-1863 | Harris, Ruth-Ann Mellish | Article in Book | | 2000 |
| Seasonal migration between Ireland and England prior to the famine | Harris, Ruth-Ann | Article in Journal | | 1990 |
| The eagle and the harp : the enterprising Byrne Brothers of County Monaghan | Harris, Ruth-Ann M.Sommers Smith, Sally K. | Article in Journal | | 2010 |
| The eagle and the harp : the enterprising Byrne Brothers of County Monaghan | Harris, Ruth-Ann M.Smith, Sally K. Sommers | Article in Journal | | 2010 |
| The failure of republicanism among Irish migrants to Britain, 1800-1840 | Harris, Ruth-Ann | Article in Journal | | 1986 |
| The nearest place that wasn't Ireland : early nineteenth-century Irish labor migration | Harris, Ruth-Ann Mellish | Monograph or Collective Volume | Iowa State University Press | 1994 |
| The search for missing friends : Irish immigrant advertisements placed in 'The Boston Pilot'. Vol. 1 : 1831-50 | Harris, Ruth-AnnJacobs, Donald M. | Monograph or Collective Volume | New England Historic Genealogical Society | 1989 |