. . . "1942" . "173rd Field Regiment" . "173rd_Field_Regiment,_Royal_Artillery#7th_Defence_Regiment" . "173rd Field Regiment, Royal Artillery" . "173rd Fd Rgt" . . . . . . "1945" . . "173rd Field Regiment, Royal Artillery" . . "3\u20134Batteries" . "173rd Field Rgt" . "Field artillery" . "1940" . . . . . . "1940" .