Natural philosophy improven by new experiments

touching the mercurial weather-glafs, the hygrofcope, eclipfis, conjunctions of Saturn and Jupiter. By new experiments, touching the preffure of fluids, the diving-bell, and all the curiofities thereof. To which is added, some new obfervations, and experiments, lately made of feveral kinds. Together, with a true relation of an evil spirit, which troubled a mans family for many days. Lastly, there is a large discourse anent coal, coal-finks, dipps, rifings, and streeks of coal, levels, running of mines, gaes, dykts, damps, and wild-fire

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