German submarine U-138
(Redirected from Unterseeboot 138)
Template:Italic title prefixed U-138 may refer to one of the following German submarines:
- Template:SMU, a Type U 127 submarine launched in 1917 and that served in the First World War
- During the First World War, Germany also had this submarine with a similar name:
- Template:SMU, a Type UB III submarine laid down but unfinished at the end of the war; broken up on the slip in 1919
- During the First World War, Germany also had this submarine with a similar name:
- Template:GS, a Type IID submarine that served in the Second World War until sunk on 18 June 1941
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