1-8
: 1s & 4s set, cast 1 place, set & dance LH across 1/2 way
9-16
: 1s & 4s change places RH with corners, 2s+3s dance LH across 1/2 way,
  change places RH with crnrs & 1s+4s dance LH across 1/2 way. (3) 1 4
  (2)
17-24
: All dance Snowball Grand Chain for 4 cpls to end 2(1)(4)3:

: 2s & 3s cross RH & change places LH on side with 1s/4s

: 1s & 4s cross RH **while** 3s+2s change places RH

: 1s+2s & 3s+4s change places LH on sides. 2(1)(4)3
25-32
: 1s+4s dance 1/2 Diagonal Poussette to change places:

: 1s+4s 3/8 turn partners RH into diagonal lines (Poussette hold), dance
  out diagonally & 1/4 turn & dance down/up diagonally, 1/4 turn & turn
  partner RH to own sides