RN submarine P54, HMSub UNSHAKEN -“U” class. Photo possibly taken from TRENTONIAN off Oban Scotland, May 1944. An RN Sub surfaced among the RCN escort group as they were forming their convoy of blockships destined for the Normandy beachhead.
Ralph O’Brien served in TRENTONIAN during this time.
Roger Litwiller Collection, photo courtesy Ralph O’Brien, RCNVR. (RTL -ROB073)