535314 Archimedes (c287-212 BC) Greek mathematician and inventor, in his bath, 1547 (hand-coloured woodcut) by Fl繹tner, Peter (1485-1546); Private Collection; (add.info.: Discovered formulae for calculating areas and volumes of plane and solid figures. Hydrostatics. Supposed to have shouted Eureka on discovering principle of upthrust on a floating body. Possibly illustration from \'Vitruvius Teutsch\', the first German translation of \'De architectura\' (Of architecture) by the Roman architect and engineer Vitruvius Pollio (1st century BC), published in Nuremberg in 1548. ); Universal History Archive/UIG; German, out of copyright.