1-8
: 1L+2M set & cast clockwise to change places, 1s+2s dance RH across 1/2
  way & 1L+2M turn RH back to original places
9-16
: 2L+1M set & cast anticlockwise to change places, 1s+2s dance LH across
  1/2 way & 1L+2M set advancing turning right about to sides as 2L+1M
  turn LH to face partners
17-24
: 1s+2s dance reel of 4 across ending with 1L+2M dancing clockwise into
  middle as 1M+2L on bar 23 turn LH 1.1/4 times to face partner for...
25-32
: 1s+2s dance reel of 4 up/down middle & 1L+2M dance on clockwise to own
  sides as 1M+2L on bar 31 turn LH to own sides. 2 1