Type VIIC/41 - U-boat Types - German U-boats of WWII - Kriegsmarine - uboat.net
U-Boat 1936-45 (Type VIIA, B, C and Type VIIC/41): An insight into the design, construction and operation of the most feared German U-boat of World War 2 (Owners' Workshop Manual): Gallop, Alan:
German world war 2 submarine type VIIC/41 - ultra wide angle photo Stock Photo - Alamy
German Submarine Type VII C/41, Revell 05163 (2019)