Jones & Russell's Pikes Peak Express Co., Denver City. Circular express postmark without date, on 1853, 3¢ Nesbitt entire to Albion, Mich., entered the mails with "Leavenworth, K.T., Jul 31, 1859" cds; cover reduction at left just into rim of express postmark professionally restored, Very Fine appearance, still an attractive example of the earliest known usage of this express company handstamp. Scott No. U10  Estimate $500 - 750. $0 (Image)