1-8
: 1s & 3s set & change places passing RSh to chase 1/4 round set
  cl'wise, 1s & 3s dance in (Ladies round Men, Men round Ladies) & turn
  right about to face 2s/4s (Lady facing Man)
9-16
: All dance RSh reels of 4 across set, but 1s & 3s cast & dance clockwise
  into 3rd/1st places
17-32
: 2s+4s repeat bars 1-16 all ending in opposite places
33-40
: All set & turn partners RH into 1/4 Schiehallion reel 1 place.  4 1 2 3