1945 Barriefield, MPO 302 Ontario (Aug 25) machine cancel ties 4c War on YMCA cc cover to St. James, Manitoba.
Reverse with senders ntation “#52155 S/Sgt Collyer, P.C., C.A.P.F.”
The Canadian Army Pacific Force information can be found here.
The CAPF was raised July 11, 1945 in order to assist in the invasion of Japan and was disbanded after the nuclear bombing of Japan in August and September 1945.
A very scarce unit, lasting only several months.