5,120 Cambridge Surprise Major

Donald F Morrison (no. 950)
234567  V  B  I  M  W  F  H
26534   -  s     -  s  -  s
46532   -  -  -  -  -  s  -
64532   s  s     s  s  s  -
647352  -  -  -  s  s  -  -
563427  -  s     -  -  -  -
Repeat four times.

Contains a call every lead, with no backstroke 87s, and is all the work.