Ideal Toy Company 6 cent definitive
Collectors specializing in the Centennial definitive stamps are interested in esoteric aspects of the issue. This post shows a 1970 insert printed by the Ideal Toy Company of Canada Limited which instructed parents on the proper hair care for its "Crissy Doll".
The Ideal Toy insert was printed on 8 1/2" x 11" paper:
When folded, the insert had the appearance of an envelope:
Information regarding proper hair care
The 6 cent facsimile stamp definitive received a double circle Toronto machine cancellation dated July 24, 1970:
