{{explanation}}
Two chords; on 2nd chord 1W+2c & 3W+4c move as for “Glasgow Highlanders, putting 1c & 3c on the M side, facing 2c & 4c on the W side.

1–
: 1M+2M & 3M+4M turn RH ¾ , dance Rsh round P, to places ; 1W+2W & 3W+4W repeat LH/Lsh
9–
: 1c+2c & 3c+4c (NHJ with P) set | ½ Circle4 L ; set | petronella in tandem into the middle, 1c facing 2c & 3c facing 4c (1x,2,3x,4)
17–
: 1c+4c S&Link twice with P, finish in sidelines, **while{8}** 2c+3c “S&Link Back to Back” twice (LH person to RH place, RH person to place behind, repeat so each couple ends in other couple's place) finishing in the middle (1x,3,2x,4)
25–
: 3c & 2c dance NHJ through own end couple and cast to (1x,3,2x,4) ; all set, each M NHJ with W on L | all W cross **while{2}** all M cast one place clw in on the side, finish C facing C across, each M to L of P

{{explanation}}
All C have now progressed one position clw