1-8
: 1s cross down (no hands) to 2nd place (2s step up) , dance out & 1/2
  turn 3s with nearer hand; 1s 1/2 turn RH & lead up to top ending in
  prom hold (2s+3s step down 7-8)
9-16
: 1s in prom hold dance reel of 3 with 2s (RSh to 2L to start) 1s end in
  middle at top facing down (Lady on Man's Left), 2s on sides & 3s step
  in & face up
17-24
: 1s+2s+3s set, all Petronella turn one place (1s+3s
  Petronella-in-Tandem); all set advancing (1 bar), join hands in circle
  & set (1 bar), pull back RSh & cast clockwise back to places
25-32
: 1s+2s dance the Knot.  2 1 3