Scope and Contents From the Collection: The James and Alice (Zimmerman) Ackerman Collection, collection numbers 2010.02 and 2010.17, contain two series of materials. The Certificates Series contains three religious certificates, dated 1922-1937, or Items 2010.01.01- 2010.01.03. A detailed inventory of the certificates is listed below within the Box and Folder List. The Books Series consists of two books. Christian Service Songs is a book of hymns written by Homer Rodeheaver, a famous...