Adams Express Wall Street Frank Entire to San Francisco with "Gregory Express" Manuscript and Matching Postmark

Red printed "Adams Express Company, 10 Wall St. New York" frank on entire addressed to San Francisco, with manuscript "Gregory's Express" endorsement and matching red oval Gregory's Express San Francisco handstamp. A conjunctive use demonstrating east-to-west express handling between Adams Express and Gregory’s Express. Cover shows evidence of stamp removal at top right.

The addressee, R.R. Carrington, was the brother of John W. Carrington, an Adams & Co's agent in New York.