Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
An historical and philosophical account of the barometer, or, weather-glass. Wherein the reason and use of that instrument, the theory of the atmosphere, and the causes of its different gravitation, are assign'd and explain'd. And a modest attempt from thence made towards a rational account and probable judgment of the weather / By Edward Saul. Public Domain Mark. Source: Wellcome Collection.