Early Evolution of Power Engineering

@article{Vowles1932EarlyEO,
  title={Early Evolution of Power Engineering},
  author={H. P. Vowles},
  journal={Isis},
  year={1932},
  volume={17},
  pages={412 - 420}
}
For half a million years or more man has sought to augment his own bodily power, first with sticks and stones which gave him the mechanical advantage of the lever and the wedge; then, after a vast lapse of time, by means of simple mechanisms operated by man and animal power; and, finally, by an ever increasing control over the forces of Nature. But though from the earliest times he has shown those tendencies which were eventually to make him an engineer, it is only during the past seven… Expand