Math. Coll. Works. *3911.1= **£.191.3
Newton, Sir I. Opera quae exstant...(Continued #1) tinentia; De quadratura curvarum; Geometria analytica; Methodus differentialis; Enumeratio lin= earum tertii ordinis; Logistica infinitorum; Geometria fluxionum. 2. Halley's verses on the Principia; Auctoris praefationes; Cotesii praefa- tios Philosophiae naturalis principia mathemat- ica, libri 1-11 and to p. 174, Vol. 3. 3. De mundi systemate; Theoria lunde; Lectiones opticdé; De
(Continued )