1-8
: 1s+3s petronella turn into centre (2s+4s step up). All set, 1s+2s also
  3s+4s dance RH across, 1s+3s remain in centre in line of 4 as 2s/4s
  dance out to 1st/3rd places
9-16
: 1s+3s dance 1/2 reel of 4, finish facing partners. 1s+3s change places
  RH with partner (1M+3L face clk'wise). 1L+3M turn LH 3/4 to face out
  (opp sides) **while** partners dance clk'wise round to meet. 1s+3s
  take prom. hold, 1L on 1M R facing up, 3L on 3M L facing down
17-24
: Reels of 3 on sides (1s+2M, 3s+4L pass RSh) 1s finish between 4s facing
  up, 3s between 2s facing down
25-32
: Lines of 4 advance (2), retire (2). 1s+3s turn back-to-back with
  partners and all set to opp. person. All turn 3/4 (Ladies RH, Men LH)
  to sides 2 3 4 1