Finished sizes are small 37”, medium 40.5”, and large 44.5” - for 30-32”, 34-36”, and 38-40” respectively.

The original pattern calls for Patons SuperWool, but only gives the colour codes rather than the names.
A - 2423 x 1
B - (main colour) 2409 x 10 (S) 11 (M) or 12 (L)
C - 2452 x 1
D - 2415 x 1
E - 2357 x 1
F - 2357 x 1
G - 2486 x 1

Judging by the picture, the colours used are a mallard duck head green (A), light blue (B), black (C), duck torso brown (D), duck tail white (E), duck bill yellow or orange (F), and duck belly brown (G).