V-4
V-4 (SF-7) was renamed Argonaut (q.v.) on 19 February 1931 and reclassified as a minelaying submarine and redesignated SM-1 on 1 July 1931. She was subsequently further redesignated APS-1 on 22 September 1942.
V-4 (SF-7) was renamed Argonaut (q.v.) on 19 February 1931 and reclassified as a minelaying submarine and redesignated SM-1 on 1 July 1931. She was subsequently further redesignated APS-1 on 22 September 1942.