1-
: 1c lead down below 3c [2c up on 3–4] ; 1c cast up round 3c | 1c petronella 
  [fin in lines across, 1M+3c facing up, 1W+2c facing down]
9–20
: R&L for 3 couples
21–24
: 1c turn BH 1¼ times [to 213]
25–
: 2c+1c Poussette