Orontii Finei Delphinatis, regii mathematicarvm professoris, De solaribus horologiis & quadrantibus libri quatuor (1560)
Fine, Oronce, 1494-1555, Fine, Oronce, 1494-1555. Protomathesis · Parisiis : Apud Gulielmum Cauellat, in pingui gallina ... · leaf 90
<Tg ORONTI I PINEI DEEP H. horarum interualla, fu is diHin6l:a lineolis, atque pro- priis ornata numeris , fit que reda c e , linea vtriuf- quehorxduodecimx,fiue meridiana, e d autem in tranfuerfum orthogonaliter ada, vera orientis ac occi- dentis punda denotans, vtiquehorxfextx colligata in… … hunc quidem modu,vtin dimidio ./Equatore c b e, ia antemeridianx, in reliquo autem e d c, totidem pome- ridianx defignentur norx. Quibus abfolutis , figito per a centrum, cylindricum & excauatum axem, ad re- dos vitro citroque prominentem angulos, fit que f g: in tr
Sundials · Astrolabes
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
![An illustration from Examen dv livre des Recreations mathematiqves, & de ses problemes en geometrie mechanique, optique & catoptrique [du J. Leurechon] Où sont aussi discutées & restabiles plusieurs experiences physiques y proposées (1639)](https://img.insideoutlibrary.com/img/200/ia-examendvlivredes00mydo-368-66.webp)
