[ 403 ] 
INDEX 
TO THE 
PHILOSOPHICAL TRANSACTIONS, 
Series A, Vol. 195. 
A. 
Adams (F. D.) and Nicolson (J. T.). An Experimental Investigation into tlxe Flow of Marble, 363. 
Annealing in Lead and other Metals (Ewing- and Rosenhain), 279. 
IS. 
“Bidifferentials” and “Bifunctions” (Dixon), 151. 
C. 
Cathode rays, absorption and ionizing power (McLennan), 49. 
Conductivity of Gases traversed by cathode rays (McLennan), 49. 
Correlation, determination of, when variables are not quantitatively measurable (Pearson), 1 . 
Crystalline structure of metals (Ewing and Rosenhain), 279. 
D. 
Dixon (A. C.). On Simultaneous Partial Differential Equations, 151. 
E. 
Equations, simultaneous partial differential (Dixon), 151. 
Evolution, mathematical contributions to the theory of (Pearson), 1; (Pearson and Lee) 79. 
Ewing (J. A.) and Rosenhain (W.). The Crystalline Structure of Metals (Second Paper), 279. 
Eye-colour in man, inheritance of (Peabson and Lee), 79. 
E. 
Foitrieb’s double integrals and optical problems (Godfrey), 329. 
G. 
Godfrey (Charles). On the Application of Fourier’s Double Integrals to Optical Problems, 329. 
3 f 2 
