Antique 1875 Crosby Steam Gage & Valve Co Brass Steam Valve , Pressure Valve
From estate , was told this was a pressue Valve , but is solid brass marked crosby steam gage and Valve co , crosbys pat Jan 26 and Feb 23 1875 , working , no idea . Please look at all photos to get a better idea of condition and email any questions . Shipping combined when I can .