on Jimmy's prediction was fulfilled. Without the slightest warning the jam "pulled." Usually certain premonitory cracks
, certain sinkings down, groanings forward, grumblings, shruggings, and sullen, reluctant shiftings of the logs give opportunity for the men to assure their safety. This jam, after inexplicably hanging fire for a week, as inexplicably started like a sprinter almost into its full gait. The first few tiers toppled smash into the current, raising a waterspout like that made by a dynamite explosion; the mass behind plunged forward blindly, rising and falling as the integral logs were up-ended, turned over, thrust to one side, or forced bodily into the air by the mighty power playing jack-straws with them.
The rivermen, though caught unaware, reached either bank. They held their peavies across their bodies as balancing-poles, and zig-zagged ashore with a calmness and lack of haste that were in reality only an indication of the keenness with which they fore-estimated each chance. Lo