5040 Cambridge Variable Cover Minor
arranged Alexander E. Holroyd

 % 3 5   1234567
----------------
(s)- -   7452361
   -      3425
   - -    2534
   -      4235
   - -    3542
   -(x)   2345  
----------------
7 part, calling (s) in parts 1,2 only, and omitting (x) in part 1.
Figures given are for part 1; part end 2 is 1426375. 
Half-lead single (s) = 5; extreme (x) = 1.