Type UB II submarine
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The UB II type submarine was a class of coastal U-boats built during World War I by the German Imperial Navy and Austro-Hungarian Navy. The Type UB II class was twice as large as the preceding type UB
SM UB-45
Type UB III submarine
Videos
The Type UB III submarine was a class of a U-boat built during World War I by the German Imperial Navy.
UB-86 washed ashore, 1921
German Type UB III submarine model 1
German Type UB III submarine model 3