Bidspirit auction | WW2 German U-Boats 8.5x3.5 photo,

WW2 German U-Boats 8.5x3.5 photo, signed by five German WW2 U-Boat commanders Karl Donitz (1891-1980), Herbert Wohlfarth (1915-1982), Herbert Schultz (1909-1987), Helmut Mohlmann (1913-1977) and Otto Kretschmer (1912-1998), some VERY rare signatures.