Commonwealth War Graves Commission 7 Page 1 of 1 In Memory of WALTER HOWDEN ALLAN Flight Sergeant R/114255 | W.Op./Air Gnr. Royal Canadian Air Force who died on Friday, 3rd September 1943. Age 27. Additional Information:. Son of Robert H. Allan and Nettie Allan, of Caledonia, Ontario, Canada. Commemorative Information Cemetery: STRATFORD-ON-AVON CEMETERY, Warwickshire, United Ginciee: Grave Reference/ Grave 3911. Panel Number: http://yard.ccta.gov.uk/cwgc/register.nsf/wwwereateservicedetails? openagent&2714887 27/08/01