2c Brown, Large Die Proof on India (113P1).
Die sunk on 104 x 149mm card, showing full die sinkage and imprint at bottom, card signed "Geo. W. Thurber" and "Rost"
(both engravers -- Thurber for letter and frame, Rost for vignette), few light toned spots, otherwise Very Fine, Scott Retail for normal unsigned large die proof
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