1-8
: 1s set & cast 1 place & cross down between 3s RH, 1s cast up to 2nd
  place on opposite sides.
9-16
: 1s dance 1/2 LSh reels of 3 across, 1M with 2s, 1L with 3s (LSh to 3rd
  corner). 1s swap ends & dance 1/2 LSh reels of 3 (LSh to 1st corner)
  (2) (1) (3)
17-24
: 1s dance diag R&L.
25-32
: 3s+1s+2s Adv+Ret, circle 6H round to left 1/2 way. 2 1 3 4