Northern Rhodesia 1932 First Flight Broken Hill to Cape Town

NORTHERN RHODESIA: 1932 Imperial Airways FIRST FLIGHT BROKEN HILL to CAPE TOWN: Envelope franked KGV 3d & 2 x 6d clearly tied Broken Hill cds 29 JAN. Backstamped Broken Hill x 2, Johannesburg 1 FEB and Cape Town 2 FEB. VF.