Collection Andrew Alpern collection of drawing instruments, 1700-2004 Repository Columbia University: Avery Architecture and Fine Arts Library
Collection Andrew Alpern Collection of Edward Gorey Materials, 1954-2019 Repository Columbia University: Rare Book & Manuscript Library
Collection Andrew Alpern collection of Indentures on Vellum, 17th - 19th century Repository Columbia University: Rare Book & Manuscript Library
Collection Holdouts! Reference Files, 1897-1985, bulk 1970-1985 Online Repository Columbia University: Avery Architecture and Fine Arts Library