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Key
Featured Boat
| Unity (N66) | |
 The Vickers Built Unity which served her short career in the hostile environment of the North Sea | |
| Built By: | Vickers (Barrow) |
| Build Group: | U Group 1 |
| Fate: | Sank in surface collision with SS Atle Jarl off River Tyne 29 April 1940 |
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