x = 40, y = 22, rule = B3678/S34678
7b2o22b2o$5b4o22b4o$5b3o24b3o$4b5o22b5o$3bob3obo21b5o$3bob3obo19bobobo
bobo$4b5o8bo11bobobobobo$obobobobobobo2b4o10bobobobobo$obobobobobobo2b  
8o8b5o$obobobobobobo2b4o11bob3obo$4b5o8bo12bob3obo$3bob3obo21b5o$3bob   
3obo17bobobobobobobo$4b5o18bobobobobobobo$2bobobobobo16bobobobobobobo$  
2bobobobobo20b5o$2bobobobobo19bob3obo$4b5o21bob3obo$4b5o22b5o$5b3o24b
3o$5b4o22b4o$7b2o22b2o!
A snail relay using period 22 spark oscillators.
Dean Hickerson, May 1997
