1-8
: 1M+3L also 2M+4L set & change places RH, 1L+3M also 2L+4M set & change
  places RH
9-16
: 1L+4L cross (between partners) & cast back to place as 1M+4M cross &
  cast inwards back to places, 1s & 4s turn corners (dancing out sides)
  to BtoB diagonally facing corners
17-24
: All dance double diagonal reels of 4 giving LH in centre & 2s+1s
  also 4s+3s 1/2 turn RH on sides to end in original places
25-32
: 1s+2s set & dance 1/2 RH across; 1s+3s set & dance 1/2 LH across
33-40
: 1s+4s set & dance 1/2 RH across, all turn partners LH 1.1/2 times