INDEX. 



Vince, hi* aftronomy, 67 



Vinci, Leonardo da, his treatife on paint- 

 ing, 142 



Volta, examination of his experiments, 

 by Mr. J. Cuthbertfon, 281, 298 



U. 



Undulations, lateral, 88, 163 



W. 



Walker, Mr. W. on the new planets, 21 



Walker, Ez. his method of obviating the 



effects of the wire in tranfits, 22.— On 



the irregularities of time pieces, 76. — 



On the variation of rate in a time piece, 



273 

 Ward, his elliptic hypothefis, 49 

 Water, apparatus for heating, by wafle 



fteam, by Mr. Woolf, 203 

 Weights, tables of the French, 251 

 Wells, Dr. 301 

 Werner, 228, 232 

 Williams, Mr. 255 

 Wilfon, Rev. James, on filk buried in the 



earth, 222 



Winthropp, Mr. 130 



Wiftar, Dr. 139 



Wood, rotten, its luminous appearance, 



33 

 Woodhoufe, Dr. James, his experiments 



on the vegetation of plants, 150 

 Woolf, Mr. Arthur, his apparatus for 



heating water by wafte fteam, 203 



Y. 



Young, Dr. Thomas, on light and colours, 

 78, 162.— Obfervations on the effect of 

 found upon the barometer, 183. — His 

 revifion of the compaiifonof the French 

 metre with the Englifh ftandsrd, 249, 

 Anfwer to Mr. Gough's efiay on the 

 theory of compound founds, 264.-— 

 Corrections in his paper on the mecha- 

 nifmof the eye, 268 



Z. 



Zach, Baron de, his obfervations on the 

 new planet Ceres, 56.— And Pallas, 

 213 



END or THE SECOND YOLUMI, 



Printed by W. Stratford, Crcwn-Court, Temp!e-Bar. 



