The plexiglass cross made from one of the cockpit windows of the aircraft
William Wells FOSTER
F/Lt, J/8788, 169 sqd
Royal Canadian Air Force, Canadian
POW
Incident: on Mosquito HJ711-VI-P fallen to La Calamine on 15/03/1944
More infos about him, here
Jack Howard GRANTHAM
P/O, 138364, 169 sqd
Royal Air Force, Volunteer of Reserve, United Kingdom
Buried: Rheinberg War Cemetery (D)
Killed in action
Incident: on Mosquito HJ711-VI-P fallen to La Calamine on 15/03/1944
More infos about him, here