Material: bone
Manufacturer: Columbia Yarn, Philadelphia, Pennsylvania
Lengths 1916, 1918: 5″, 6″, 8″, 10″, 12″ and 14″
Sizes 1916, 1918: US 0, 1 ,2, 3, 4, 5, 6, 7, 8, 9, 10
Columbia gauge card, Columbia Book of Yarns, 17th ed, 1916; 19th ed, 1918