Palmer, C. (1870). Letter on Round Towers of Ireland and Scotland.
Lua i Stíl Chicago (17ú heag.)Palmer, Caleb. Letter on Round Towers of Ireland and Scotland. 1870.
Lua MLA (9ú heag.)Palmer, Caleb. Letter on Round Towers of Ireland and Scotland. 1870.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
