5,184 Yorkshire Surprise Major

Donald F Morrison (no. 7353)
 234567   V  B  M  W  F  H
 42563    s           x  w
 237645         x  s     -
(732546)  -  x       xIn
 437625   z  z  s  w  s  -
(253647)        w  s zT
 374562               z  x
 324657      x        z [w]
Six part, calling z for [w]
in alternate parts
w = 1456;
x = 6;
z = 1256.

Contains all 24 each 56s, 65s, 5678s off the front and 6578s off the front, 12 each 8765s off the front and 8756s off the front, and 6 each 8765s and 8756s, with no backstroke 87s.