240s of Grandsire Doubles

Leslie W G Morris

RW 1926 p 827

Brian D Price

RW 1948 p 542

No 1No 2

  2345
s 5423
s 3254
s 4532
- 3245
s 5432
s 2354
s 4523
  4352

  2345
  2534
- 3425
  3542
  3254
- 5432
  5243
s 3452
- 5234
s 4352
  4235
  4523
s 3245

  2345
s 5423
  5342
s 2453
s 3524
- 2435
s 5324
s 4253
  4325
- 2543
  2354
s 4523
s 3245
Repeat twiceEach repeated once
Each of these three callings produces every change at handstroke and backstroke; they are the only possible callings of 240 (apart from rotations) with this property.