5,120 Spliced Surprise Major (20 methods)

Donald F Morrison (no. 2880a)
  12345678  Jersey
  15738264  Ipswich
  14263857  Lindum
  16482735  Superlative
s 21436578  Cassiobury
  27865431  Dereham
- 28531746  Watford
  23875614  London
  27368451  Pudsey
- 23851746  Bristol
- 25381746  Lessness
  28573614  Essex
  23154867  Belfast
- 25314867  Glasgow
  23456178  Cray
  21583746  Whalley
- 27815634  Cornwall
  26147385  Adelaide
  28573146  Wembley
- 21785634  Tavistock
  23456781
Repeat seven times.
s = 3456.

Contains 256 each Adelaide, Belfast, Bristol, Cassiobury, Cornwall, Cray, Dereham, Essex, Glasgow, Ipswich, Jersey, Lessness, Lindum, London, Pudsey, Superlative, Tavistock, Watford, Wembley and Whalley, with 159 changes of method and all the work of every method for every bell, including the treble, with each working bell lead different.
Health warning to those with aural allergies: contains 13 backstroke 87s.

Rung at Burghill on 24 November 2011, conducted by Frederick Shallcross.