Adams & Co. Express Agency, Panama. Small red oval handstamp on fresh cover to the purser on the steamer New Orleans in Panama, embossed "Adams & Co's, New York" corner card and 1853 year docketing in pencil; small part of backflap missing, F.-V.F., a very scarce Adams & Co. handstamp from Panama. Estimate  $300 - 400. $0 (Image)