SECTION VI. LETTERS. 43 



61. Varignon to Newton, Nov. 17, 1718. 



62. Remond de Monmort to Taylor, Dec. 18, 1718. (Copy.) 

 Brewster, ii. 511. 



63. Yarignon to Newton, July 26, 1719. 



64. Newton to Varignon, 1719. Draft. Answer to 63, printed 

 Maccl. Corres. Yol. n. p. 436. 



65. James Stirling to Newton, Aug. 17, 1719. Brewster, ii. 516 



66. A. H. de Sallengre to Newton, Sept. 22, 1719. 



67. Joh. Bernouilli to Newton, Dec. 21, 1719. Brewster, ii. 504. 



68. Newton, in. Non. Quintil. [July 5] 1719. 

 Brewster, ii. 502. 



69. Job. Bernouilli to Newton. Copy of latter part of do. in 

 Newton's hand. 



70. Yarignon to Newton, after April 28, 1720. 



71. Nov. 28, 1720. Brewster, ii. 496. 



72. James Wilson to Newton, Dec. 15, 1720 (signed A. B.). 

 Brewster, ii. 440. 



73. Rizzetti to the Royal Society, containing objections to 

 Newton's Optical Experiments (s. d.). 



Also a letter of Rizzetti to Christine Martinello, of Yenice, on the 

 same subject. 



74. James Wilson to Newton, Jan. 21, 1720 1. Brewster, 

 ii. 443. 



75. Cotet to Newton, on the edition of Newton's Opticks 

 printing at Paris, Aug. 16, 1721. 



76. G. J. Gravesande to Newton, Aug. 18, 1721. 



77. Yarignon to Newton, Sept. 18, 1721. 



78. Oct. 2, 1721. 



79. Letter from Hen. Fr. Daguesseau to Newton, Oct. 1721. 



80. Yarignon to Newton, Dec. 9, 1721. 



81. 82. Yarignon to Bernouilli, 2 copies, April 4, 1722. 



83. Yarignon to Newton, April 4, 1722. 



84. April 28, 1722. 



85. Aug. 4, 1722. 



86. Newton to Yarignon. Draft reply to 83. 



87. July 0)13, 1722. 



