Libbey & Co.'s City Post, 10 Court Square [Boston].
Three-line red handstamp on blue 1853 folded letter to Rouse's Point N.Y., 3c Brownish Carmine (11), ample margins to slightly in, tied by large "Paid" grid, red "Boston 3 cts. 3 Apr.." integral-rate circular datestamp, bleached spot below stamp, Fine, very scarce, ex Hollowbush
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