Vintage Keapsit thermos bottle. The underside is marked "Keapsit. Reg. US Pat. Office. Vacuum Bottle. A Product Of The American Bottle Co. B2233, Norwich, Conn. Made In The U.S. of America". The thermos shows some wear and marks throughout. You can hear a tiny piece of debris rattle around when you shake it. The bottle has a Thermos Brand cork in the top. The top tin cup shows wear, marks and a few dings. The thermos measures 9 7/8" tall. Please pm me for additional pictures.