5,088 Spliced Surprise Major (2 methods)

Donald F Morrison (no. 407)
23456  M   B   W  H  Methods             
35642  2   -         FB.B.BBF.FBF
25634  2  F,I  2     BF.F.FBFF.F.FFBF.F.F
34256      -   2     BFBF.FBB.B.B
56423  2   -   2* s  FF.F.FBB.BFB.B.BB.
23564      -   2     BBFB.BBF.F.F        
Repeat twice. 2* = - s.

Contains 2,592 Belfast (F) and 2,496 Bristol, with 66 changes of method, all the work of both methods for every bell, and 108 combination rollups.