HMS K4 was a British K class submarine built by Vickers in Barrow-in-Furness. She was laid down on 28 June 1915 and commissioned on 1 January 1917, one year before the end of World War I.
| Identifier (URI) | Rank |
|---|---|
| dbkwik:resource/ZJmAz7fGwzDAPE4fsBudoQ== | 5.88129e-14 |
| dbr:HMS_K4 | 5.88129e-14 |
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