Measurements
To fit chest
56, 61, 66, 71, 76 cm
22, 24, 26, 28, 30 inch
Length from back neck
35, 38, 42, 47, 51 cm
13½, 15, 16½, 18½, 20 inch
Sleeve seam
23, 26, 30, 35, 38 cm
9, 10½, 12, 13½, 15 inch

Each pattern has a different set of recommended yarns. The following are from the Midgley and Catton version.

Materials
MIDGLEY AND CATTON Chunky Knitting
Trojan Chunky Knitting
9, 10, 11, 12, 13 balls
Maytime Double Double
7, 7, 8, 9, 10 balls
Stitch holders
5, 5, 5, 6, 6 buttons.