Mercurius in sole visus, et Venus invisa Parisiis, anno 1631. Pro voto, & Admonitione Keppleri. Cujus heic sunt ea de re epistola duae, Cum Observatis quibusdam aliis. [With:] SCHICKARD, Wilhelm. Pars Responsi ad Epistolas P. Gassendi de Mercurio sub Sole Viso.
Paris; Tubingen: Sébastien Cramoisy; Typis Theodorici Werlini; impensis Philiberti Brunni, 1632; 1632. First edition, very rare, of Gassendi’s work containing the description of the first observation of the transit of Mercury across the Sun. It was addressed to Wilhelm Schickard, a professor of astronomy at Tübingen, and we include the..... More
Item #6619