In 17-32, the corners traditionally set one bar to the person you just passed, then one bar to the next person to pass. In a variant for [19-24] 1c turns BH in PdB.
Note: Cosh explicitly tells 1c to pass Lsh in [9-24]; however the Rsh pass is quite common, and nicknamed »Mairi's Divorce«.
repeat 3 times with 2W, 3W and 4W leading in turn
Note that both times the couple moving UP makes the arch.
Espagnole: both W lead RHJ to M side, cross and cast back to exchanged places while Men cross to W side, lead RHJ back to M side crossing to exchanged places ; all turn P EH (2,1)