The Pony Rider Boys with the Texas Rangers

Later, after a rest at home, as described in "The Pony Rider Boys in the Grand Canyon," the boys visited the wonderful region of the Colorado. Here, as our readers will recollect, the lads were cut off from their trail by the falling of great masses of rock during a fierce storm. Apparently the boys were doomed to remain helpless on a narrow shelf of rock; our readers recall how Tad Butler, at the risk of his life, spent hours in the attempt to get them out of their dangerous situation. The mysterious circumstances that followed the boys all the way along on their journey th