(Pacific Express) H.B. Naulty/Agent of Pacific Express Co./For California/Philadelphia. Black oval handstamp on 1853-55 10¢ Nesbitt entire to Philadelphia, blue "Pacific Express Co./San Francisco/Sep. 6" double circle origin handstamp, so carried entirely outside of the mails and deliver to the Pacific Express agent in Philadelphia for delivery, "Aug 29" origin and "Recd Octr. 1, 1855" pencil dockets, Very Fine a Unique Pacific Express East Coast Agent Marking and a Rare Pacific Transcontinental Use. Estimate  $1,500 - 2,000. $0 (Image)