You know as a scientist that both were developed completely independently of each other in the laboratories. And only afterward were the political situations contrived out of which they could be justified. ↗
The anchors now made are contrived so as to sink into the ground as soon as they reach it, and to hold a great strain before they can be loosened or dislodged from their station. ↗
For the greater beauty of the instrument, the balls representing the planets are to be of considerable bigness; but so contrived, that they may be taken off at pleasure, and others, much smaller, and fitter for some purposes, put in their places. ↗