1980 Indian Art Masks Plate Block Of 10 15c Postage Stamps - Scott 1834-1837 - CT38b

On September 24, 1980 in Spokane WA; the USPS issued this se-tenant block of four stamps as part of the American Folk Art Series. Each stamp features a different carved mask, representing the craftsmanship of the tribes of the Pacific Northwest coastal region. Included are: Heiltsuk-Bella Bella mask, Chilkat Division mask, Tlingit mask, Bella Coola mask.