Folded letter dated March 20, 1848, from Taunton, Mass., addressed to Nahum Stetson (who was a prominent iron manufacturer) in Bridgewater and endorsed "Witherell's Express" with clear strike of "TAUNTON, MASS MAR 21 5ct" circular datestamp and matching "PAID" straightline."
The letter was carried in the U.S. mails from Taunton to Boston, then handled by Witherell's Express for delivery in Bridgewater.