1-8
: 1s lead down crossing, cast off behind the 3s, cross RH, cast up 1 place
  & 3/4 turn LH to face 3rd corners
9-16
: 1s dance LSh reels of 3 across (1M+2M & 1L+3L pass LSh), 1s 1/2 turn LH
  to face 1st corners -
17-24
: 1s dance LSh reels of 3 (1M+3L & 1L+2M pass LSh) ending with 3/4 turn RH
  to face 4th corners -
25-32
: 1s dance RSh reels of 3 on own sides (1M+3M & 1L+2L pass RSh) & 1s end
  in 2nd places