They whined eagerly, and before the sled had gone half a dozen lengths both Daylight and Kama (in the rear) were running to keep up.

And so, running, man and dogs dipped over the bank and down to the frozen bed of the Yukon, and in the gray light were gone.
[1] Tenderfeet.
[2] Old-timers.
[3] Muc-luc: a water-tight, Eskimo boot, made from walrus-hide and trimmed with fur.
[4] A gee-pole: stout pole projecting forward from one side of the front end of the sled, by which the sled is steered..