SECTION VI. LETTERS. 39 



XI. 

 KEILL TO NEWTON. 



Keill to Newton, April 3, 1711. 



Copy of Keill's answer to the letter u pro eminente Mathematico," 

 in the Journal Litteraire, 29th July, 1713. 

 Keill to Newton, Nov. 9, 1713. 



Feb. 8, 1713-4. Answer in Edleston, Cor- 



respondence of Newton and Cotes, p. 169, 

 dated April 2. 



Johnson to Keill, Feb. 9, 1713-4. 



Keill to Newton, April 20, 1714. Answer in Edleston, p. 170. 

 May 2, 1714. 

 May 14, 1714. 



(Draft of a letter from Newton to Keill dated May 15, 1714, is 

 printed in Edleston, p. 176.) 



Keill to Newton, May 17, 1714. 

 May 21, 1714. 

 May 25, 1714. 

 June 2, 1714. 

 June 24, 1714. 

 Aug. 6, 1714. 



Oct. 29, 1715. 

 Nov. 10, 1715. 

 May 17, 1717. 

 May 23, 1718. 



(On the back of Keill's letter of Oct. 29, 1715, there is a scrap in 

 Newton's hand in answer to an objection of Bernouilli.) 



XII. 



PEMBERTON'S LETTERS TO NEWTON WHILE EDITING 

 THE 3RD EDITION OF THE 'PRINCIPIA.' 



Pemberton to Newton, Feb. 11, 1723-4. 

 Feb. 18, 1723-4. 

 May 17, 1725. 



Monday, May 31, 1725. 



Tuesday Morning, June 22, 1725. 



July 17, 1725. 

 Feb. 9, 1725-6. 



Besides these, 16 undated letters and 7 sheets of queries. 



