Spangenberg, Cyriacus (d. 1795), Ms. Coll. 352. E&R Library & Archives.
Spangenberg, Cyriacus (d. 1795), Ms. Coll. 352. E&R Library & Archives. https://erhistoricalsociety.libraryhost.com/repositories/2/resources/3562 Accessed July 27, 2025.
