——V OT a ee Maher, Glete Malnematieg.  UdlleeTead works. Huygens, Christiaan. 1629-1695. : **E 192.6 Opera varia. Lugduni Batavorum., 1724. 4 v. in 1. Portrait. Diagrams, 4°.
Contents. — 1. Opera mechanica. 2. Opera geometrica. 3. Opera astro- nomica. 4. Opera miscellanea.
[This work is kept on the Special Libraries Floor.]
May 7, 1903 E7959 — Mathematics. Collected works.