The Wivenhoe Submarine Mystery

[Nick]

In 1905 Forrestts Shipyard in Wyvenhoe, Essex, built an electric submarine for the British Submarine Company. She was named the Volta.
https://www.wivenhoehistory.org.uk/content/topics/maritime/upstream-shipyards/rennie-forrestt/wivenhoe-submarine

Shortly afterwards the Volta disappeared. Who knows where it went?

[Leading Observer]

This could well belong here:https://www.whatifmodellers.com/index.php?topic=49562.msg941031;topicseen#msg941031