Rolling Ripples by Carole Rutter Tippett

Rolling Ripples

Sport (12 wpi) ?
16 stitches and 12 rows = 4 inches
in half double crochet (US)
5.0 mm (H)
2000 yards (1829 m)
38½" x 52"
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This pattern is available from for $5.99.

Description from book:
Gentle rolling waves of mint green make this afghan a good choice for boys and girls. Treble crochets stitches and chain spaces form the lacy openwork between solid ripples of half double crochets.