Worked in one piece to armholes.

Measurements
To fit chest
41, 46, 51 cm (16, 18, 20 in)
Length from back neck
27, 29, 33 cm (10½, 11½, 13 in)
Sleeve seam
13, 14, 15 cm (5, 5½, 6 in)

Each source has a different set of recommended yarns. The following are from the Maryland pamphlet.

Materials
MARYLAND DOUBLE KNITTINGS
Tricel, Nylon Crepe
8, 9, 10 balls
Superwash (Machine Washable)
8, 9, 10 balls
Super Pure New Wool
8, 9, 10 balls
Easywashed Knitting or Orlon and Nylon
7, 8, 9 balls
Special Nylon and Pure Nylon
7, 8, 9 balls
MARYLAND DOUBLE KNITTINGS
Special Nylon and Pure Nylon
6, 6, 7 balls
3 press fasteners
Stitch holders
Ribbon for sleeves and yoke.