1-4
: 1L followed by partner dances across & behind 4s (4s turn slightly to
  left) & 1s+4s dance 1/2 LH across
5-6
: 1L followed by partner dances across to in front of 3s **while** 4s
  continue turning LH to place
7-10
: 1s+3s dance RH across
11-14
: 1L followed by partner dances across & behind 2s (2s turn slightly to
  left) & 1s+2s dance 1/2 LH across
15-16
: 1s dance to place in prom hold **while** 2s continue turning LH to place
  & take prom hold
17-24
: All Promenade round anticlockwise
25-32
: All Men dance RSh round next Lady to right (not partner) into centre &
  dance LH across back to places
33-40
: All Ladies dance LSh round next Man to left (not partner) into centre &
  dance RH across back to places
41-48
: All circle 8H round & back

{{explanation}}
Repeat 3 more times with couple to right starting, i.e. dancing couple order is 1 4 3 2