Crochet cotton no. 30
Steel crochet hook US size 10

Gauge: Rounds 1-5 of lace A = 3/4” x 1 1/4” (2 x 2.7 cm)

Easy to make. Bruges/Battenberg lace center with small motifs and a wide border. Some stitches sideways to make triangles; slip stitches to double triples, Y stitches, picots, clusters. instructions supplement charts.

Pattern 10, pages 22-23 in Decorative Crochet 104 issue.
Pattern 3 in Crochet Monthly, where it’s called Serpentine.