E. F. Johnson Company Spacer Selector. Material: paper. Size: 5" x 10 1/2". Description: gray and white cardboard two sided spacer selector; black and orange print: "Johnson Spacer Selector, Aluminum Spacers, Stainless Steel Spacers, Brass/Nickel Plate, Male/Female Spacers, Nylon Spaces"; Spacer Length on side of card; millimeter ruler on front left side; "E. F. Johnson Company, 299 10th Ave., S.W., Waseca, Minnesota 56097, Phone 507-835-6222, Telex: 290470." Logo in use from 1975-1986.