90c Washington trial color card proof, 1881. Trial color proof prepared for the 1881 International Cotton Exposition in Atlanta.;In 1881, the American Bank Note Company printed card proofs of all previously issued stamps in five colors—black, scarlet, brown, green, and blue—for the Post Office Department to show at the International Atlanta Cotton Exposition.

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Size: 4072px × 4960px
Photo credit: © Heritage Art/Heritage Images / Alamy / Afripics
License: Licensed
Model Released: No

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