5,184 Simonstone Surprise Major

Donald F Morrison (no. 1629)
234567  W  F  M  H
764253     -     -
543276  s  -
635274  s  -  -
573624  s     s  -
423657  s  -     -
Repeat five times.

Contains 18 each 56s and 65s, and 9 each 7568s and 7658s, and is all the work.
Two thirds of the rollups come at handstroke.