FitzGerald, W. L. (1909). The cost-of-arms of the O'Connors of Offaly, and of Lisagh O'Connor of Leixlip, County Kildare.
Lua i Stíl Chicago (17ú heag.)FitzGerald, Walter Lord. The Cost-of-arms of the O'Connors of Offaly, and of Lisagh O'Connor of Leixlip, County Kildare. 1909.
Lua MLA (9ú heag.)FitzGerald, Walter Lord. The Cost-of-arms of the O'Connors of Offaly, and of Lisagh O'Connor of Leixlip, County Kildare. 1909.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
