from the book:
Requires one sk, Daisy Art 65, any size desired, Model made of size 50 measures 10 1/2” dia, very lacy and pretty in white. If color preferred work in white or ivory, with 9th and 22nd rnds in turqoise, last 4 rnds, in salmon pink, or Pansy color, or you may wish to combine red and ecru.

A doily in 26 rounds.

Pattern uses
double treble crochet
double treble crochet clusters of 3 and 4

Rounds 4, 5, 6 and 7 have a total of 56 ch 3 loops.

Round 10 omits the skipping of the ch 2 loop of the previous round:
RND 10 - (sc, ch 3 and sc, under ch 2 of prr, ch 7) skip next ch 2 and repeat around, to end ch 3, tr in 1 sc sc.