There are separate instructions for left and right front for boys and girls.

Measurements
To fit chest sizes
18, 20, 22, 24, 26 in
45, 51, 56, 61 66 cm
Jacket Length from Back Neck
13½, 15, 16½, 18, 19½ in
34.5, 38, 42, 45.5, 49.5 cm
Sleeve - Length with Cuff turned back
7½, 9, 10, 11, 12½ in
19, 23, 25.5, 28, 31.5 cm

Each pamphlet has a different set of recommended yarns. The following is from the Jarol version.

Materials
QUICKSTEP D. D.
Jacket with Hood
10, 11, 12, 13, 14 balls
Jacket with Collar
8, 9, 10, 11, 12 balls
5 buttons.