HUYGENS (Christian). Opera Varia.1724

Leiden: Janssons vander Aa, First collected edition, 4 vols., in two, 4to, [16], 308; [4], 309-776, [14, index], [4, publishers adverts]pp., titles to volumes 1 & 2 printed in red and black, divisional titles to volumes 3 & 4, engraved frontispiece portrait of Huygens close-trimmed at top margin, engraved device on title-page, woodcut initials, head- and tailpieces, 56 folding engraved plates, V4 with a clean tear, some light toning and some occasional spotting, later cloth-backed decorated paper boards. Huygens was a Dutch physicist and mathematician. Known for his work in astronomy, his part in developing calculus, his theory that light exists in waves, as well as his horological work, he is considered one of the great scientists of the 2nd half of the 17th century after Newton. Houzeau & Lancaster 3428.