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F. Marini Mersenni ... Cogitata physico mathematica : in quibus tam naturae quàm artis effectus admirandi certissimis demonstrationibus explicantur (1644) Mersenne, Marin, 1588-1648 · Parisiis : Sumptibus Antonii Bertier ... · leaf 270
it cor- — us aquá duplo fpecie grauius, cuius craffitudo margini « 2 qualis. ; Bu. fienim altitudo «2 qualis eft craffitudipi «« , moles aéris «« — P zqualis erit moli corporis ««, & moles integra 5« dupla erit, fed a&- ris ^ moles necauget neque minuit corporis «« grauitatem, quod cum fit aquez… … aurez craffitudo fit | | adeó tenuis vt perpendiculi aggeris partem decimamoctauam non fuperet , natabit: quemadmodum lamine ebenez craffitudo , cuius. grauitas fpecifica ad aquz grauitatem vt 8 ad 7,effe de et-marginalis T altitudinis fubfeptupla, ne mergatur, fiue vt natet. Stanni oQdes .— aqua… Science -- Early works to 1800 · Navigation -- Early works to 1800 · Music theory -- History -- 16th-17th centuries
Internet Archive · Fisher - University of Toronto · Public domain (published before 1931). Free to use for anything.
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