PEOGEEDINGS 



■^VN V "•'-<•'> 



OF THE. 



CAMBRIDGE PHILOSOPHICAL 

 SOCIETY. 



VOL. III. PART V. 



[October to December, 1878.] 



CONTENTS: 



PAGE 



Dr J. B. Pearson, On a set of lunar distances . . . 167 



Prof. Cayley, On the transfor^nation of coordinates . . . 178 



Mr J. W. L. Glaisher, On circulating decimals, with special refer- 

 ence to Henry Goodu-yn^s "■Table of circles'''' and " Tahidar 

 series of decimal q?.iotie7its" (London 181S — 1823) . . . 185 



Prof. Bbwaii, The jyhysical constants of hydrogenium . . 207 



Prof. LivEiNG aiKl Prof. Dewar, Studies in spectrum analysis . 208 



Dr A. Schuster, Some results of the last -two total solar eclipses 



(Siam, 1875, and Colorado, 1878) . . . . . 209 



])r G. W. RoYSTON-PiGOTT, On a netc method of determining the 



limits of microscopic vision . . . . . 217 



Mr W. M. Hicks, On the motion of two cylinders in a fluid . 227 



Addition to Mr Glaisher's paper on factor tables, pp. 99 — 138 . 228 



PRINTED AT THE UNIVERSITY PRESS. 



AND SOLD BY 



DEIGHTON, BELL AND CO, AND MACMILLAN AND CO. CAMBEIDGE j 

 BELL AND SONS, LONDON. 



1879 



