1932 FLIGHT OTTAWA CONFERENCE BY SEAPLANE BELLE ISLE MACHINE 2 1/2d CHRISTCHURCH

Envelope By Air Mail from Christchurch Hants to Montreal Canada; Ottawa Conference; GB KG5th 2 1/2d single franking; Christchurch CDS cancel; BY SEAPLANE FROM BELLE ISLE SHORTEST ROUTE slogan machine cancel Montreal 3 Aug 1932 on the back.