From the Knit Rowan website:
This simple yet elegant ladies sweater uses Original Denim yarn (cotton) and was the members exclusive pattern for March 2007.

Finished width dimensions:
46.5: 48.5: 50.5: 53.5: 56.5: 59.5: 62.5: 65.5 cm
18.5: 19: 20: 21: 22: 23.5: 24.5: 26 inches

Yarn Information:
Photographed in Memphis 229
11, 11, 12, 12, 12, 13, 13, 14 skeins
1100, 1100, 1200, 1200, 1200, 1300, 1300, 1400 yards

Gauge notes:

• Before washing: 20 stitches and 28 rows to 10cm (4 inches) measured over stockinette stitch using larger needles.
• Denim will shrink in length when washed for the first time.Allowances have been made in the pattern for shrinkage (see size specification at the end of this pattern).
• Machine wash all pieces before completing the sewing together.