U.S.P.O., Philadelphia Pa., 1c Black on Rose (7LB6).
Three framelines, slight crease, uncancelled, used on 1849 folded letter to Wrentham Mass., blue "Philada. Pa. Oct. 4/10" integral-rate circular datestamp, fresh and Very Fine appearance, rare with only 13-14 covers reported in the Lyons census (Penny Post,
July 2006), only two or three are tied by the postmark, ex Golden, signed Lowe
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