Science Fair Project Encyclopedia
HMS Black Swan (L57)
HMS Black Swan (L57), named after the Black Swan, was the name ship of the Black Swan-class of sloops of the British Royal Navy. She was laid down by Yarrow Shipbuilders on 20 June 1938, launched on 7 July 1939, and commissioned on 27 January 1940.
The sloop was scrapped in 1956.
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