Gemmae Frisii De Radio Astronomico And Geometrico Liber est opus quod a Rainero Gemma Frisio, mathematico et astronomo Belgico, anno Domini MDLVII editum est. In hoc libro, Gemma Frisius accuratissime describit constructionem instrumenti ad mensurandum altitudinem stellarum, quod Radii astronomici nomen accepit. Praeterea, auctor geometrica problemata tractat, inter quae est etiam triangulorum altitudines invenire. Libellus praecipue ad mathematicos et astronomos pertinet, qui de instrumentis et problematibus geometricis versantur.This Book Is In Latin.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.