Neck and upper bottle decorated in glass with a fluted collar that ends with a scalloped edge. On the side, enclosed in an oval, "Ideal Milk Products co. Lancaster, PA." On the other side "One pint liquid." On the base "A.B.C. 2 - Registered" On bottom, in big letters "LMP"
Donor states that on Jan. 1, 1929, York Sanitary Milk Co., Lancaster Sanitary Milk Co. and Ideal Milk Products Co. combined to form Penn Dairies.