9th Row: 1 s c in each of the 1st 8 s c, 1 double loop st in each of the next 17 s c, 1 s c in each of the next 8 s c, ch 1, turn.
10th Row: 1 s c in each st, ch 1, turn. Repeat last 2 rows once.
13th Row: Same as 9th row.
14th Row: 1 s c in each s c, ch 1, turn.
15th Row: 1 s c in each of the 1st 8 s c, 1 double loop st in each of the next 5 sts, 1 s c in each of the next 7 s c, 1 double loop st in each of the next 5 s c, 1 s c in each of the next 8 s c, ch 1, turn. Repeat the last 2 rows twice.
20th Row: 1 s c in each st, ch 1, turn.
21st Row: 1 s c in each of the first 8 sts, 1 double loop st in each of the next 17 sts, 1 s c in each of the next 8 sts, ch 1, turn. Repeat the last 2 rows twice.
Next 8 Rows: 1 s c in each st, ch 1 to turn each row, cut yarn. Work 6 more squares in same manner.
Sew squares together as illustrated.
Work 2 rows of s c around entire rug working 3 s c in each corner in each row.