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In faded ink (?): lower left, Slave issue IN San Francisco 49/50; lower right, Anton Refregier 47; Screened within print: upper right, A REFREGIER (in caps)
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In faded ink (?): lower left, Slave issue IN San Francisco 49/50; lower right, Anton Refregier 47; Screened within print: upper right, A REFREGIER (in caps)