U.S.P.O., Philadelphia Pa., 1c Black on Rose, "L S" (7LB4).
Large bottom margin, parts of two other framelines show, small tear at left, uncancelled, affixed to small white cover to Orwigsburgh Pa., blue "Philada. Pa. 5 cts. Jan. 28" integral-rate circular datestamp, Fine, with 1982 P.F. certificate declining opinion as to stamp originating, Scott value as off-cover stamp
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