I think this is possibly a 14HP Crossley radiator cap.The Dia. is 1-7/8". It has a 20TPI thread.The bakelite part is excellent, the base has a nick to one edge, but it should still screw onto a radiator.I can post this and I accept PayPal.
OLDSMOBILE OWNERS MANUALThe purpose of this handbook is to assist you in obtaining the greatest amount of pleasure and satisfaction from your car.CONTENTS :Specifications and license dataIdentification numbersInstruments and controlsPower operated top - convertible coupeOperating the car when newUse of the controlsProper care of th..
OLDSMOBILE OWNERS MANUAL 6 - 1935This booklet contains several general specifications and full instructions on proper maintenance of your car.CONTENTS :Inspection and adjustment policyPrecautions necessary during first 2500 milesControls and instrumentsVentilationMaintenance and adjustment electrical systemCircuit diagramFuel and i..