"Ah!" murmured the coroner, reflectively, "though the Bible doesn't
expressly state so, I guess Cain, too, got on the 'double' as you call
it--after he killed Abel."

They finally reached the coulee where the tracks, debouching from the
steep edge, passed along its rim and presently descended the more shallow
end of the draw. Their leader eventually halted at the foot of a small
cotton-wood tree where the human foot-prints ended. There in the snow
they beheld a hoof-trampled space, which, together with broken twigs,
indicated a tethered horse.

This served for comment and speculation awhile.

The sergeant, producing a small tape measure dotted down careful
measurements of the over-shoed imprints and their length of stride, also
the size of the shod hoof-marks.

Redmond drew his attention to blood-stains in several of the latter.
"Shod with 'never-slip' calks, Sergeant!" he said. "Must have slipped
somewhere and 'calked' himself on the 'coronet,' I guess?"

"Eyah!" muttered Slavin approvingly, "Th' 'nigh-hind' 'tis, note,
bhoy! . . . 't'will serve good thrailin' that. Well, let's follow ut on!"

Wearily his companions plodded on in his wake. The tracks, after
following the draw for a short distance, suddenly wound up a steep,
narrow path on the left side of the coulee. Reaching the surface of the
level ground, they circled until they struck into the main trail east
again, about a mile below where the party had left their horses. Here,