but I cannot sleep under the stars, on a bed of pine needles, and be
lured to rest by the murmur of a mountain stream."

Well, we gave it up and went with her. I must say that the trip had
improved us already. Except when terrified or kicked by a horse, Aggie
was not sneezing at all, and I could now climb into the saddle
unassisted. My waistbands were much looser, too, and during a short rest
that afternoon I put a dart in my riding-breeches, during the absence
of Bill after the pack-horse, which had strayed.

It was on that occasion that Tish told us as much of her plan as she
thought it wise for us to know.

"The holdup," she explained, "is to be the day after to-morrow on the
Piegan Pass. Bill says there is a level spot at the top with rocks all
about. That is the spot. The Ostermaiers and their party leave the
automobiles at Many Glaciers and take horses to the pass. It will be
worth coming clear to Montana to see Mrs. Ostermaier on a horse."

"I still don't see," Aggie observed in a quavering voice, "what we have
to do with it."

"Naturally not," said Tish. "You'll know as soon as is good for you."

"I don't believe it will ever be good for me," said poor Aggie. "It
isn't good for anybody to be near a holdup. And I don't want to be in a
moving picture with no teeth. I'm not a vain woman," she said, "but I
draw the line at that."

But Tish ignored her. "The only trouble," she said, "is having one