Lot
4120 E
Plimpton Envelope Co., 1877, 1¢ Dark Red on Gray Card, Essay, typographed "United States, Postal Card." in black on 130 x 76mm 71 g/5 gloomy v. faint carbon gray card, Very Fine, The only recorded example. Scott No. UX5E. USPCC No. S4E-Fg $300.
Realized: $200