Telegraphs are machines for conveying information over extensive lines with great rapidity.
In turning from the smaller instruments in frequent use to the larger and more important machines, the economy arising from the increase of velocity becomes more striking.
As soon as an Analytical Engine exists, it will necessarily guide the future course of the science. Whenever any result is sought by its aid, the question will then arise — by what course of calculation can these results be arrived at by the machine in the shortest time?
The economy of human time is the next advantage of machinery in manufactures.
Another contrivance for regulating the effect of machinery consists in a vane or fly, of little weight, but presenting a large surface.