By Peter W J Sheppard (No.3)
234567 N M W H
--------------------
65432 - - - AA.BBBB.AA.
53462 2 AAAAAAAAAAA.O.O
674523 s s OOOOOOOOOO.OO.RRRRRR
364527 s 2* RRRRR.OOO.O.
52364 2 - OO.A.RRRRR.O
64523 2 - OO.A.SSSSSSS.BBBBBBB
32546 - - - BBB.SSSO.SSSSA.
53246 - BBBBBBB.
23456 2 - SSSSSSSSSSS.A.AA.
2* = s-
1200 changes Strathclyde S, 1152 Orion S, 1008 each Bristol S & Avon D, 768 Rigel S.
18 changes of method. All the work.
Composed: 03/12/2007. Unrung.