Simon Glancey has submitted the following:
Sgt. Hisley was killed when Handley Page Halifax II W1233 of 78 Sqn was lost on a mission to Mainz. The Halifax crashed into the sea, due to unknown cause, with the loss of all seven crew members.
Royal Air Force Bomber Command Losses of the Second World War: 1942; W.R. Chorley; 1994; Midland Counties Publications; ISBN 0 904597 89 X, page 179
He is remembered in Blyth on B42.23
