Edward S. Ellis, The Huge Hunter, or the Steam Man of the Prairies… (1868)
“ It ended completely as though it were an uncompleted canal, the valley rising so quickly to the level of the prairie, that there was no advancing any further, nor turning, nor in fact was there any possible way of extricating themselves from the difficulty, except by working the steam man around, and withdrawing by the same path that they had entered by. ”
