Measurements
To fit bust
86, 92, 97 cm
34, 36, 38 inch
Length from back neck
67, 69, 70 cm
26½, 27, 27½ inch
Length of sleeve with cuff turned up
38, 38, 38 cm
15, 15, 15 inch

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

Materials
STUDLEY Double Knitting
Superwash (machine washable)
28, 29, 30 balls
Super Pure New Wool
27, 28, 29 balls
Serenade
27, 28, 29 balls
Petspun Nylon
24, 25, 26 balls
Tricel/Nylon Crepe
28, 29, 30 balls
Studleyknit
25, 26, 27 balls
Supreme
28, 29, 30 balls
Tweedy
29, 31, 32 balls
Stitch holders
15 cm (6 inch) fastener.