CELLO Sanitary Hot Water Bottle A.S. Campbell Co., Boston Trade Marx. Guaranteed Five Years, Pat. Nov. 26, 1912. molded into the front surface of 8 1/4 inch diameter, 1 1/2 inch thick aluminum water bottle. 1 5/8 inch diameter at top of opening for cap, screw aluminum with pull-ring. Molded into top of cap: A Schrader's Son,Inc.Bklyn N.Y., U.S.A. Chicago, Ill- London,Eng.-Toronto, Can. Pat. U.S.A.Mar.27,06 - Oct.27.08 - Grt. Britain 115363708 Also Russia, Austrailia, France, Germany, Japan 14911, Aug. 28, 08 cap screws in securely, some minor denting and surface wear, a few spots of surface corrosion but sound. Great collectible, nice display item for medical office!Check my store and auction items, I will combine purchases for shipping. Extra shipping outside USA, I have included a handling fee in shipping as listed in. Will combine purchases, w practical, with items purchased in 2 week period for shipping.