1- 4 1s+2s+3s set and turn 2H to face up
5- 8 1s followed by 2s+3s dance up, cast to 3rd place and 1s lead up to face 1st corners while 2s cross up and cast to 3rd place while 3s cross up and cast to 1st place
9-16 1s set to and turn 1st corners (pstns) and face 2nd corners, set and turn 2nd corners to end between corners
17-24 1s dance ½ reels of 3 on opposite sides (LSh to 1st corners) and dance ½ reels of across (LSh to 3rd corners) to end 2nd place own sides
25-32 1s+2s dance ½ double Fig of 8 (1s cross up to start), 1s+3s dance ½ double Fig of 8 (1s cross down to start)
(MINICRIB, Dance Crib compiled by Charles Upton, Deeside Caledonian Society, and his successors)
This is not an official designation and over the years other cities have been considered good contenders for this title (for example Edinburgh, Glasgow, and Manchester).
As this dance is part of the Birmingham RSCDS branch's Jubilee collection, the second city in this instance is definitely Birmingham.