Wiesbaden: Guido Pressler Verlag, 1967.
Illustrated by Illustrated. First Edition; First Printing. Hardcover. Very Good with no dust jacket. Item #14389
Library stamps/marks/labels/pocket/slip, otherwise light wear. Solid hardcovers.; German language. Three of three volumes, complete: I: Humanist und Wegbereiter der modernen Naturwissenschaften (1967); II: Quellen und Bibliographie (1968); III: Briefwechsel (1968). Herausgegeben in einer ersten Auflage von 800 Exemplaren. "Georg Joachim de Porris, also known as Rheticus, was a mathematician, astronomer, cartographer, navigational-instrument maker, medical practitioner, and teacher. He is perhaps best known for his trigonometric tables and as Nicolaus Copernicus's sole pupil." - Wikipedia.; Ex-Library; XI, 206; IX, 100; X, 206 in 3v pages.