Here is a vintage 1930s-40s Sanitary Cheese Preserver with directions embossed on the lid for use. The preserver is 7 5/8" wide and 6 1/2" tall with the lid. These cheese preservers were originally made by US Glass and then by Cambridge, switching around 1940. The molds were owned by the Tanner company, Tanner switched manufacturers. The preservers were made from 1928-1953. This one is in excellent condition with no damage.
Sanitary Cheese Preserver Glass 1930s-40s