Company, D. S. (1911). Windows of the Royal Bavarian Art Institute: Stained Glass Windows Designed and Executed by F.X. Zettler. Munich. Chicago and New York.
Lua i Stíl Chicago (17ú heag.)Company, Daprato Statuary. Windows of the Royal Bavarian Art Institute: Stained Glass Windows Designed and Executed by F.X. Zettler. Munich. Chicago and New York, 1911.
Lua MLA (8ú heag.)Company, Daprato Statuary. Windows of the Royal Bavarian Art Institute: Stained Glass Windows Designed and Executed by F.X. Zettler. Munich. Chicago and New York, 1911.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.