Post, M. D. Walker of the Secret Service.
Lua i Stíl Chicago (17ú heag.)Post, Melville Davisson. Walker of the Secret Service.
Lua MLA (9ú heag.)Post, Melville Davisson. Walker of the Secret Service.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.