1-8
: 1s+2s dance RH across, 1L followed by partner casts 1 place & crosses to
  opposite side
9-16
: 1s+3s dance LH across, 1L followed by partner casts 1 place & crosses to
  own side
17-24
: 1s lead up to top & cast to 2nd places, 1s lead down between 3s & cast
  up to 2nd place
25-32
: 2s+1s dance R&L