VEST: Cast on 65 (69-73) sts. Work in pattern for 27 rows, ending with Row 3 of pattern.
Row 28: Purl across 13 (15-17) sts.
Bind off next 7 sts, purl across 25 sts (for all sizes), bind off next 7 sts, purl across remaining 13 (15-17) sts.
RIGHT FRONT: Work 4 rows in pattern over first 13 (15-17) sts.
Row 5: Bind off 8 sts at neck edge, complete row by working YO, K 2 tog, across row.
Continue to work in pattern over these 5 (7-9) sts, until 13 rows have been completed. Bind off.
BACK: Attach yarn at right side of back, and work in pattern across these 25 sts until 16 rows have been completed. Bind off.
LEFT FRONT: Attach yarn, and work in pattern for 3 rows.
Row 4: Bind off 8 sts at neck edge, finish row.
Continue to work in pattern over these 5 (7-9) sts, until 13 rows have been completed. Bind off, sew shoulders.