This is a wonderful Reverse on Glass Menu Board from the Sealtest Dairy Company based in New York. The Sealtest Dairy was a division of the National Dairy Products Corporation and they were known for their milk, ice cream, cream and lemonade products. The company produced Vanilla, Strawberry, Chocolate, Butter Pecan, Black Walnut, Sherbert, and many other kinds of ice cream. The Sealtest brand was finally discontinued in 1999 after 70 years of production in many locations throughout the United States.
