This Canada Postes Postage 6 Cents 6c Air Mail Brown Stamp with Vancouver Cancel has been previously used. It was issued during the George V era (1910-1936), specifically between 1931-1940.The stamp denomination is 6 cents and it was cancelled using a duplex cancellation type. Although this stamp is ungraded and uncertified, it would make a great addition to any back of book or Canada stamp collection.