1-8
: 1s cross down below 2s, dance behind 3s, meet & lead up to top, cross &
  cast to 2nd places
9-16
: 3s followed by 1s+2s lead down & 2s lead back to places
17-24
: 2s+1s+3s set, 1s petronella turn (1M between 3s facing up, 1L between 2s
  facing down) All set in lines across, 1s petronella turn to opp sides
25-32
: 1s dance reels of 3 on opposite sides giving RSh to 2nd corner (6
  bars) 1s cross RH to 2nd place own sides (bars 31-32)