O'Hegarty, P. S. (1937). Obituary: Robert Johnston and Fred Allen.
Lua i Stíl Chicago (17ú heag.)O'Hegarty, P. S. Obituary: Robert Johnston and Fred Allen. 1937.
Lua MLA (9ú heag.)O'Hegarty, P. S. Obituary: Robert Johnston and Fred Allen. 1937.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
