Não informado. (1895). Circular of the Astronomical Observatory of Harvard College. Harvard College, Astronomical Observatory.
Lua i Stíl Chicago (17ú heag.)Não informado. Circular of the Astronomical Observatory of Harvard College. Cambridge, Mass: Harvard College, Astronomical Observatory, 1895.
Lua MLA (8ú heag.)Não informado. Circular of the Astronomical Observatory of Harvard College. Harvard College, Astronomical Observatory, 1895.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.