1-8
: 1s+2s+3s lead down the middle & back ending with 1s & 3s on Men's side &
  2s on Ladies side
9-12
: 1s+2s in prom hold cross passing RSh & set pivoting to right to face
  centre
13-16
: 1s+3s in prom hold cross passing RSh & set pivoting right to face centre
17-24
: 2s+3s repeat 9-12; 2s+1s repeat 13-16
25-32
: 3s+1s repeat 9-12; 1s+2s+3s turn partner RH to original places
33-40
: 1s cross RH, cast to 2nd place (2s step up), 1s turn LH 1.1/2 times, 2s
  step in ready for ...
41-48
: 2s+1s Promenade