427 Lion Squadron (Ferte Manus Certas) RAF Leeming. Halifax BIII aircraft LW166 ZL-S was missing from night operations against the rail yards at Villeneuve St Georges France.
Aircraft was shot down by a night fighter shortly after completing its bombing run and crashed at Obville, Yvelines, France
Killed: Flying Officer Claude Alexander Moss RCAF J/28603 pilot KIA Allainville Communal Cemetery Joint grave. Sergeant William Arthur Steel RAF KIA Allainville Communal Cemetery Joint grave.
POWs includes Siddall: Flight Sergeant Harold Atkin RCAF R/68318 POW Stalag Luft L3 Sagan and Belaria. Sergeant George Grant Cunningham Brown RCAF R/216134 KIA Stalag Luft L7 Bankau near Kreuzburg, Upper Silesia. Sergeant James Erlund Finnie RCAF R/207670 POW Stalag Luft L7 Bankau near Kreuzburg, Upper Silesia.