1–
: All C set twice ; cross Rsh, M making arches
9–
: Repeat back to places, M making arches
17–
: 1c lead down the middle and up to top, finishing in the middle facing 2c who step in
25–
: 1c set twice to 2c ; turn person opposite BH 1½ (may also be done RH with skip-change) (2,1,3).

{{explanation}}
Could be done as a 2c dance in a longways set for as many as will