Waseca County Creamery Milk Bottle Cap. Material: paper. Size: 1 1/4" diameter. Description: white cardstock; circular disk; blue print: "Good Morning, Grade A Pasteurized Homogenized Vitamin D Milk, 400 U.S.P. Vitamin D units (activated ergosterol), added per quart by A.R.P.I. Process, Waseca, Minn., Waseca Co-Op. Creamery Ass'n."
