Helen Cody Wetmore, Last of the Great Scouts: The Life Story of William F. Cody…
“ Himself a very Indian in stealth, he drew nearer the camp-fire, when suddenly there rang out upon the night air—not a rifle-shot, but the unearthly braying of his mule. Even in the daylight, amid scenes of peace and tranquillity, the voice of a mule falls short of the not enchanting music of the bagpipe. At night in the wilderness, when every nerve is keyed up to the snapping-point, the sound is simply appalling. ”
