1-8
: 1s & 4s turn partner RH, 1s & 4s cast down/up 1 place (2s & 3s step
  up/down); 1s+4s dance LH across
9-16
: 2s+1s+4s dance Grand Chain (2s cross, 1s+4s change places on side to
  start) At end 1L omit polite turn
17-24
: 1s+4s+3s dance RSh reels of 3 on sides (1s RSh to 4s to start)
25-32
: 1s+4s set, dance 3/4 R&L to end 2 4 1 3