German U-Boat Type VIIC/41 Atlantic Version -- Plastic Model Military Ship -- 1/144 Scale -- #05100 pictures by rlchubbjr
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: