Oil pressure gauge for 1920s American cars made by the National Gauge and Equipment C°. Max. pressure indication 15 lbs. Diameter outer rim 58mm, diameter barrel 49mm.Rim will benefit from renickeling. Location: OS Oil gauge box 2
Broken down. Not working. Could bake a working engine from the 2. Found in grandfathers / uncles garage along with large amount of other de Dion parts..