| Convergence | Reid, Graham | Article in Book | | 2015 |
| Quakers in Carlow | Smyth, John | Article in Journal | | 2016 |
| The Baltracey Quakers | Cullen, Seamus | Article in Journal | | 1999 |
| The Watsons of Kilconnor, County Carlow, 1650 - present | Coutts, Peter J. F.Watson, Alan | Monograph or Collective Volume | Paragon Publishing | 2019 |
| Watsons of Dromore | Watson, Charles A. | Article in Journal | | 2009 |
| Watsons' Nurseries | Ruddock, Thomas | Monograph or Collective Volume | Foxrock Local History Club | 1993 |
| William Watson's Clontarf Nursery (1880-1920) | Ruddy, Bernardine | Article in Journal | | 2014 |