Sphaera mundi, seu, Cosmographia demonstratiua, ac facili methodo tradita : in qua totius mundi fabrica, vna cum nouis, Tychonis, Kepleri, Galilaei, aliorumq́; astronomorum adinuentis continentur : accessere I. Breuis introductio ad geographiam. II. Apparatus ad mathematicarum studium. III. Echometria, idest geometrica tractatio de echo. IV. Nouum instrumentum ad horologia describenda : opus posthumum : correcta à multis mendis, quibus scatebat (1653)
reflectente tantum efleoportet » vtbinaclinece A B. B C. fi- mul non fint maiores lineaactionis . ! liri cus db Ad Lj 1 Confcctarium i H Inc fequitur Echum audiri poffe ab audientibus in orbem fitis, fi enim adeo magnus fit paries, vt ab eo | reflexiones fieri poffint circumquaque, ideft, à… … 1 orbis, in cuius peripheria auditores pofi- ti varias Echusexaudirent. qua omnia effent eodem modo demonflranda , quo demónftrantur in tra&ta- tu de figura Iridis. Sed hac forie nimis breuiter . ha veh. Edom ficundariam manififlare ..— T heorema X111. "a S Int exempli gratia, duo refle&entia C S.…
Mathematical geography · Echo
Internet Archive · Fisher - University of Toronto · 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-357-62.webp)
