RND 20: Sc next 10 sts, sc dec next 2, sc next 15, pick up white, sc next 15, sc dec next 2, sc next 10, sl st top beg sc, ch-1, turn. (52 sts)
RND 21-23: Sc next 26 sts, pick up black, sc next 26, sl st top beg sc, ch-1, turn. Work alternating threads as established in pattern.
RND 24: Sc next 10 sts, sc dec next 2, sc next 14, pick up white, sc next 14, sc dec next 2, sc next 10, sl st top beg sc, ch-1, turn. (50 sts)
RND 25-27: Sc next 25 sts, pick up black sc next 25, sl st top beg sc, ch-1, turn. Work alternating threads as established in pattern.
RND 28: Sc next 10 sts, sc dec next 2, sc next 13, pick up white, sc next 13, sc dec next 2, sc next 10, sl st top beg sc, ch-1, turn. (48 sts)
RND 29-72: Sc next 24 sts, pick up black, sc next 24, sl st top beg sc, ch-1, turn. Work alternating threads as established in pattern. Fasten off at the end of rnd 72.
BODICE:
ROW 1: With rt side of skirt facing you join black in starting ch of row 1 skirt (you are now working black on top of white), ch-1, sc same st as ch-1, sc next 4 sts, sc dec next 2, sc next 6, join white, sc next 6, sc dec next 2, sc next 5, ch-1, turn. (24 sts)
ROW 2-5: Sc next 12 sts, pick up black, sc next 12, ch-1, turn. Work alternating threads as established in pattern.
ROW 6: Sc next, sc dec next 2 sts, sc next 9, pick up black, sc next 9, sc dec next 2, sc next, ch-1, turn. (22 sts)
ROW 7: Sc next 11 sts, pick up white, sc next 11, ch-1, turn.
ROW 8: Sc next st, sc dec next 2, sc next 8, pick up black, sc next 8, sc dec next 2, sc next, ch-1, turn. (20 sts)
ROW 9-11: Sc next 10 sts, pick up white, sc next 10, ch-1, turn. Work alternating threads as established in pattern.
ROW 12: Sc next st, sc dec next 2, sc next, sk next, 3 dc in next 3 sts, sc dec next--DO NOT PICK UP BLACK, turn. (12 sts)
ROW 13: Sl st next 2 sts, ch-3, dc next 7 dc, sk next st, sc last 2 sts, ch-1, turn. (10 sts)
ROW 14: Sk 1st st, sl st next st, sc next 8, fasten off white.
ROW 15: Pick up black, ch-1, sc dec next 2 sts, 3 dc next 3 sts, sk next st, sc next, sc dec next 2, sc next, ch-1, turn. (12 sts)
ROW 16: Sc next 2 sts, sk next, dc next 8, sl st next, ch-1, turn. (10 sts)
ROW 17: Sc next 8 sts, sk next st, sl st next, fasten off.
Sew or glue a snap at top of skirt.
NECK BAND:
Join black at beg row 1 on bodice at black side, ch-1, sc ea row and 4 sts, ch-24, sc 2nd ch from hook, sc ea ch across, sl st top of last sc worked before ch, fasten off.
Rep for other side using white.