Measurements
Length of front seam
8½, 9 in

Each pattern has a different set of recommended yarns. The following is from the Maryland version.

Materials
MARYLAND Double Knittings
Crepe Pure New Wool 5, 6 balls
Super Pure New Wool 5, 6 balls
Easywashed Knitting 5, 6 balls
Tweed Pure New Wool 5, 6 balls
Pure Nylon 5, 6 balls
Elastic.