48 CATALOGUE OF NEWTON PAPERS. 



Epitome G. J. Vossii partionum oratoriarum, a note on the word 

 Idea, Remarks on " Qusestiones qusedam Philosophies," details of 

 the observation of the comet of 1664, of the effect of sunlight on 

 the eyes, etc. 



*9. A copy of " Secrets revealed, or an open entrance to the shut 

 palace of the King," &c., by W. C., London, 1669, with notes in 

 Newton's hand. 



*10. A bound MS. book containing at one end memoranda of 

 Newton's expenses at College, and at the other a short outline of 

 Trigonometry and Conic Sections in Newton's hand. 



11, 12. Two MS. note books, bound, containing a Compendium 

 of Elementary Mathematics, apparently made by St John Hare. 

 In one of the volumes Abotesley is added to the name, and the fol- 

 lowing " Sibi, non aliis hsec." To the other volume the date 1675 is 

 given after the name. 



13. Lettres de M. Leibnitz and M. le Chevalier Newton sur 

 1'invention des Fluxions et du Calcul Differentiel. 



This is a proof of part of the 1st edition of Desmaizeaux's 

 E/ecueil, with corrections. (Several pages are wanting at the end.) 



14. A college note-book, written from both ends, containing 

 early exercises extraction of the square and cube root, elementary 

 Geometry, &c. followed by annotations of Wallis's Arithmetica In- 

 fmitorum. This is preceded by a note of Newton's fixing by an 

 entry in his account-book the date of the annotations as being in 

 the winter 1664 5, at which time he says he found the method of 

 infinite series. Also notes on music, chances, &c. 



This is the note-book referred to in Brewster's Life of Newton, 

 Vol. i. p. 22. 



15. Proof sheets of the edition of Newton's Opticks, with a few 

 MS. additions by Newton. 



16. An early copy (MS.) of the Lectiones Opticse, Jan. 1669. 



17. A book, containing the commencement of a work on Hydro- 

 statics, the greater part consisting of a dissertation partly meta- 

 physical, partly theistic, on the constitution of matter, motion, the 

 Cartesian philosophy, etc. 



18. A common-place book, written originally by B. Smith, D.D., 

 with calculations by Newton written in the blank spaces. This 

 contains Newton's first idea of Fluxions. 



