Mathematical Treasures - Marin Mersenne's Universal Geometry

The title page of Universal Geometry, by Marin Mersenne (1588 - 1648), published in Paris in 1644. A compendium of material on geometry, mechanics and optics, it considers the theories of Euclid, Archimedes, Ramus, Theodosius, and Apollonius and includes a treatise on optics by the contemporary natural philosopher Thomas Hobbes (1588 - 1679).