1-8
: 1M+3L set advancing to join RH with each other & LH with partners in
  diagonal line, Bal-in-Line, 1s+2L also 3s+2M dance LH across
9-16
: 1L+3M set advancing to join LH with each other & RH with partners,
  Bal-in-Line, 1s+2M also 3s+2L dance RH across
17-24
: 1L followed by partner casts behind 2L, cross, casts down behind 3M &
  dances up the middle with partner
25-32
: 1s dancing between 2s turn them with nearer hand, dance in & down
  between 3s & turn them with nearer hand (1.1/2 times 2nd time through)