The trail became more and more difficult as they advanced, until
Barney wondered how the little horses clung to the steep
mountainside, where he himself had difficulty in walking without
using his hand to keep from falling.

Twice the American attempted to break through the taciturnity of his
guides, but his advances were met with nothing more than sultry
grunts or silence, and presently a suspicion began to obtrude itself
among his thoughts that possibly these "honest farmers" were
something more sinister than they represented themselves to be.

A malign and threatening atmosphere seemed to surround them. Even
the cat-like movement of their silent mounts breathed a sinister
secrecy, and now, for the first time, Barney noticed the short, ugly
looking carbines that were slung in boots at their saddle-horns.
Then, promoted to further investigation, he dropped back beside the
man who had been riding behind him, and as he did so he saw beneath
the fellow's cloak the butts of two villainous-looking pistols.

As Barney dropped back beside him the man turned his mount across
the narrow trail, and reining him in motioned Barney ahead.

"I have changed my mind," said the American, "about going to the Old
Forest."

He had determined that he might as well have the thing out now as
later, and discover at once how he stood with these two, and whether
or not his suspicions of them were well grounded.

The man ahead had halted at the sound of Barney's voice, and swung