TRACT. II. PART. VII. LIB. III. 47° Regula 111, Elemcnta levia gravioribtts naturaliter locum cedttnt ; lgnis enim aeri, aer aqu& &aqu*terr&cedit. Racio eft, quia gravianacucalicec cendunc deorfum, levioca vcrfus circumferenciam decruduncuc,ucinfequencibusexpecimencis explica» bicur. . imM' … Manifeftum eft, ex experimencis pra:cedencibus> quod fpifTum & grave tenui aclevi rc(iftac,prxcereafubcile eftmagis volacile &fugicivum,quamden- fum. Unde fk,uc levicer recedar,&: propcer penecracionem fuam pcr vias angu- ftiorcs egredicur. In vercice enim ampulla? A.eft foramen quoddam, nempe B.…
Cosmology · Arithmetic · Geometry · Music theory · Drawing · Military art and science · Astrology · Geomancy · Pyramids · Rosicrucians · Mnemonics · Cosmology -- Early works to 1800 · Geometry -- Early works to 1800 · Astrology -- Early works to 1800 · Machinery -- Early works to 1800 · Arithmetic -- Early works to 1900 · Music theory -- Early works to 1800 · 02.00 science and culture in general · Machinery · Wetenschappen
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