Pattern is for a lampshade cover. Pattern consists of center made up of a small circle of 8 chains and 16 single crochet stitches followed by 8 spirals. Remainder consists of 3 treble cluster stitches, pineapples, shell stitches and picots for a total of 19 rows.

Pattern 23 on page 46 in Decorative Crochet.
Pattern 10, Coiffe, in 1000 Mailles.

Skill level = Advanced