Wikidata facts
- Instance of
- submarine
- Operator
- Austro-Hungarian Navy
- Country of origin
- Austria–Hungary
- Image
- Undervandsbåden Havmanden 1914 gs.jpg
- Significant event
- keel laying
Show 2 more facts
- vessel class
- U-20-class submarine
- Commons category
- SM U-20 (Austria-Hungary)
via Wikidata · CC0