Lot
1050 E
Plimpton Envelope Co., 1877, 1¢ red on light buff card, essay, two, both typographed "United States, Postal Card." in black, one on 130 x 76mm 17 f/2 dull faint o-yellow card and other on 130 x 76mm 23 g/2 dull v. faint o-y-yellow clear card; latter with tone spot at left, F.-V.F. pair, The only recorded examples of each. Scott No. UX5E. USPCC No. S4E-Ga, S4E-Gb $600.
Realized: $300