1-8
: 1s+2s also 3s+4s dance RH across & LH across back to places
9-16
: 1s lead down the middle & back
17-20
: 1s followed by 2s+3s+4s cast down on own sides
21-24
: 1s meet & lead back up to top followed by 2s+3s+4s
25-28
: 2s+3s+4s mke arches & 1s lead down to bottom under arches made
  by 2s+3s+4s
29-32
: All 4 couples turn partner RH (or birl), moving up 1 place as they
  turn. 2 3 4 1