By the Editor: Sometimes you should listen to, and act on, your instincts… I have deliberated about telling this story, possibly one of the more unusual days in the history of submarines. However, I feel that it should be recorded as part of the diversity of the diesel submarine story. In September 1972, I was proudly driving HMS Andrew, the last of the ‘A’ Boats stationed at SM2 in Devonport; with Peter Cobb as my Captain SM. Although Andrew had had her torpedo tubes welded up, we had a major role as the training submarine and also spent a considerable time off Portland for the Operational Se…