F. Marini Mersenni ... Cogitata physico mathematica : in quibus tam naturae quàm artis effectus admirandi certissimis demonstrationibus explicantur (1644)
AGE HFIG per punctum G tractus, qui propter varias fpiras, quibus cylindro A E circumuoluitur, vix trahi poteft; licet enim fu- anis EF pre- … multiplica- : ri videtur, quot funt ftriz circa quas voluitur. Quz ftri funt vtiles vt quis exaltiffimis muris,turribus , & feneftris defícendat beneficio funis in inillis ftrijs intorti , & pro deícenditis voluntate labentissdum enim manibus premitur funis cylindro HI circumdu&us , &ípiras IK & ML…
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.
