{{explanation}}
This is a 3C/4L variation of Goldring's Ayr Promenade

1–
: 1W+2W+3W cross and dance Rsh round P to place ; turn P RH
9–
: 1M+2M+3M cross and dance Rsh round P to place ; turn P RH, into
17–
: 3-couple promenade (1,2,3)
25–
: 1c cross RH, cast to 2pl (2c up) ; turn RH 1½ (2,1,3)