Reynolds & Co. Express. Clear "Forwarded By" oval handstamp on cover addressed to Stockton, Cal., manuscript "Brookline N.H., Feby 13" origin postmark with matching "40" rate, "Per Express to Mormon Gulch" routing endorsement by sender, "J ass" express routing (Jackass Hill) and "2.00" charge in pencil, Very Fine, a rare usage and destination. Estimate  $750 - 1,000. $0 (Image)