1-8
: 1s set & turn RH, cast 1 place & 3/4 turn LH
9-16
: 1s dance the Snake: 1s dance RH across (1M with 2s & 1L with 3s), 1M
  followed by 2s & 1L by 3s cross diagonally passing LSh to change ends
  & loop round to left ready for...
17-24
: 1s dance the Snake again: 1s dance LH across (1L with 3s & 1M
  with 2s), 1L followed by 3s & 1M by 2s cross diagonally passing RSh to
  change ends & loop round to right into places (1s on opp sides)
25-32
: 2s+1s+3s set & 1s Petronella turn into lines across, set in lines across
  & 1s Petronella turn to 2nd place own sides