| 'Pirates in our channel': The Cromwellian navy in Ireland, 1649-53 | Murphy, Elaine | Article in Journal | | 2011 |
| A 'lost' Quaker-Baptist pamphlet debate between William Penn and John Plimpton in 1698 | Forbes, Suzanne | Article in Journal | | 2017 |
| A damask tablecloth and the Philadelphia Exhibition | Hill, Elaine | Article in Journal | | 2012 |
| Being James Logan : from the personal to the public | Spiese, Monica | Article in Journal | | 2004 |
| Further Irish studies in early printing history | Sessions, William Kaye | Monograph or Collective Volume | Sessions | 1994 |
| Peaceable kingdom lost : the Paxton Boys and the destruction of William Penn's holy experiment | Kenny, Kevin, 1960- | Monograph or Collective Volume | Oxford University Press | 2009 |
| Pioneers in penology : the reformers, the institutions, and the societies, 1557-1900 | | Monograph or Collective Volume | Edwin Mellen Press | 2006 |
| The Quaker graveyard at Benduff Castle/Castle Salem | Daly, Margaret | Article in Journal | | 2007 |
| William Penn : a military ambition | Rutherford, George | Article in Journal | | 1995 |
| William Penn and Jacobitism : a smoking gun? | Geiter, Mary K. | Article in Journal | | 2000 |
| William Penn in Dublin | Buckley, Eila | Article in Journal | | 1944 |