Acheron and early German submarines U13 U5 U11 U3 U16 U9 U12 U6 LC-DIG-ggbain-18519
Acheron and early German submarines U-13, U-5, U-11, U-3, and U-16 in the front row and U-9, U-12, and U-6 in the second row. Note the smokestacks raised on the gas boats. LC-DIG-ggbain-18519