Edward Sylvester Ellis, Two Boys in Wyoming: A Tale of Adventure
“ He was thus engaged, conscious of a number of severe bruises, when an object whisked past his shoulder, taking a direction up the gorge. He felt it graze his face, and detected something that can only be described as a deepening of the dense gloom as it shot over his head. It came and vanished like the flitting of a bird's wing.The youth for the moment was amazed beyond expression, and was at a loss to explain what it could be. Then the truth flashed upon him. Some one else was also going up the canyon, and had leaped from the rock to which Jack was clinging, on his way to the next one. ”
