Measurements
To fit chest
18, 20, 22 in
Actual measurements
21, 23, 25 in
Length from back neck
10½, 11½, 12½ in
Length of sleeve
6, 6½, 7 in

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

Materials
TRENT DOUBLE KNITTING
Opalspun
6, 7, 7 balls
Featherspun
6, 7, 7 balls
Acrylic Crepe
6, 7, 7 balls
Sable or Sable Crepe
6, 7, 7 balls
Trenlon Nylon
6, 7, 7 balls
Special Nylon
6, 7, 7 balls
Contrast colour, all brands
1, 1, 1 ball
Stitch holder
4 buttons.

When knitting with Trenlon Nylon Double Knitting use 4mm and 3.25mm needles instead of 3.75mm and 3mm as given in instructions.