Davis, Elaine Zimmer,
"MIA Update: Capt Jerry Zimmer, USMC; 1st Lt Al Graf, USMC posted by Elaine Zimmer Davis on pownetwork.org website"
(2010).
Jerry A. Zimmer (Class of 1966) oral history and papers relating to the Vietnam War.
Brown Digital Repository. Brown University Library.
https://repository.library.brown.edu/studio/item/bdr:405054/