About 450 yards of size 20. Hook 1.25 mm (US size 8) or size for gauge. Both chart and written instructions needed. Rounds of openwork and clusters alternate with solid dc rounds.

Round 1-2 measure 16.2 x 1.4 cm.

Pattern 20, page 6 of Decorative Crochet.
Pattern 2, Arte y diseno, in Puntorama Ganchillo.