"91st LAA Rgt" . "Air defence" . . . "91st Light Anti-Aircraft Regiment, Royal Artillery" . "91st_Light_Anti-Aircraft_Regiment,_Royal_Artillery#12th_(Pioneer)_Battalion,_South_Staffordshire_Regiment" . "91st Light Anti-Aircraft Regiment, Royal Artillery" . . . . "1941" . . . . . "1944" . . . "Battalion" . "1940" . "Infantry" . . . . "Regiment" . . . .