Designed, painted and signed by Dorothy Knapp. Mockingbird and bluebonnet postmarked Washington DC. See scans - inspect please. Please don't write with offers.We have been dealers for 25 years. This item is in the category "Stamps\United States\Covers\FDCs (1951-Now)\1981-90". The seller is "weiszcovers" and is located in this country: US. This item can be shipped worldwide.