.50 cal Vickers and Browning anti-aircraft guns, RCN

. 50 cal anti-aircraft guns

(Library and Archives Canada Photo, MIKAN No. 4950802)

Quad Vickers .50 cal Machine Guns, shipboard.

(Library and Archives Canada Photo, MIKAN No. 3572202)

RCN rating being trained in the operation of a .50-calibre anti-aircraft gun, HMCS Cornwallis, Halifax, Nova Scotia, 21 October 1942.

(Library and Archives Canada Photo, MIKAN No. 4950885)

Twin Vickers .50 cal Machine Guns mounted on an RCN Minesweeper, ca 1945.

(Library and Archives Canada Photo, MIKAN No. 3571062)

RCN rating manning a .50-calibre machine gun aboard HMCS St Croix at sea, March 1941.

(Library and Archives Canada Photo, MIKAN No. 3356796)

Twin .50 cal MGs, shipboard.

(Author Photos)

Twin .50-calibre AA Heavy Machine Guns, in the Army Museum, the Citadel, Halifax, Nova Scotia.

(Library and Archives Canada Photo, MIKAN No. 3584934)

.50-cal twin-mount AA Gun, 6 May 1954.