1–8
: 1s+2s, also 3s+4s, circle 4H round and back
9–12
: 2s+1s, also 4s+3s, set.  Ends cast to middle as middles dance to nearest end & face out (2,1,4,3)
12–16
: 2M+1M, also 4L+3L turn LH once round, while 2L+1L, also 4M+3M, turn RH once round. New ends all face out
17–24
: Mirror reels of 3 in tandem (lead change optional) on sidelines. To begin, 1s+4s in tandem in & up, 2s out & down, 3s out & up.
25–32
: 2s+3s cross over RH, then chase clockwise to other end (3,1,4,2)