https://archive.org/details/krl00394037/page/n113/mode/1up

The Lady’s Work Book, 1840, page 110.
No. XLIX.
Cast on 3 for each pattern.
1st Round, O, S, T.
2d Round, O, S, T.

Modern instructions, modified to be worked flat with a garter frame.
No. 49. Un-named Pattern.
CO 3 sts per repeat plus 6 edge sts. (21 sts)
Rows 1-4: Knit across, turn.
Row 5: K3, [yo, sl 1 wyib, k2tog] x5, k3, turn.
Row 6: K3, [p2tog, sl 1 wyif, yo] x5, k3, turn.
Rows 7-14: Repeat Rows 5-6 x4.
Rows 15-18: Knit across, turn.
BO.