1–
: All set to partners then corners ; 1M+2L & 3M+4L turn LH **while** 1L+4M & 3L+2M turn RH
9–12
: 1L dances out through 4c then round 4L into 3M's pl  
  **while** 3L dances likewise out through 2c into 1M's pl  
  **while** 1M&3M dance clockwise round 4M/2M then in through 4c/2c to 3L/1L's pl
13–16
: 1M&3M collect ptrs in prom hold and dance back to places round outside
  **while** 2c+4c advance/retire
17–28
: All dance 3/4 Schiehallion reel [L casting into reel]
29–32
: All dance propelled pivot turn RH

Repeat with 2c&4c dancing 9–16.