This cardigan has directions for both sport and worsted weight yarns.

Materials for Group B: Brunswick Pomfret Sport Yarn (2 oz skeins) 6 (6-7-8). 1 pair each Nos. 3 and 5 straight knitting needles or size required to get the given gauge. 1 double pointed needle, 6 buttons.
Gauge for Group B: 11 st = 2”; 7 rows = 1”

Materials for Group C: Brunswick Germantown Knitting Worsted (4 oz skeins) 4 (4-5-5) or Brunswick Vivant* (2 oz skeins) 6 (6-7-8). 1 pair each Nos. 5 and 7 straight knitting needles or size required to get the given gauge. 1 double pointed needle, 6 buttons.
Gauge for Group C: 5 st = 1”; 13 rows = 2”