Plaid Optical Art by hachette

Plaid Optical Art

Knitting
Aran (8 wpi) ?
16.5 stitches and 24.5 rows = 4 inches
US 8 - 5.0 mm
2800 - 3000 yards (2560 - 2743 m)
47" x 59"
English German Italian
This pattern is available from trichi.it for €6.00.

This is the blanket from the cover of the book.

The picture uses:
16 balls in black
15 balls in white
of Medium weight (aran) silk/rayon/cotton mix yarn (96yd/88m per 1 1/2 oz (50g) ball)