- Maintained by: Find a Grave
- Originally Created by: International Wargraves Photography Project
- Added: 22 Dec 2008
- Find a Grave Memorial 32350724
Find a Grave, database and images (https://www.findagrave.com/memorial/32350724/martin-knopf : accessed ), memorial page for Martin Knopf (1876–1944), Find a Grave Memorial ID 32350724, citing Shoah Memorial, Paris, City of Paris, Île-de-France, France ; Maintained by IWPP Custodial Account (contributor 48586138) .