INDEX 
TO THE 
PHILOSOPHICAL THAN S ACTIONS (A) 
FOR THE YEAR 1887. 
A. 
Abney (W. de W.). Transmission of Sunlight through the Earth’s Atmosphere, 251. 
Andrews (T.). On the Properties of Matter in the Gaseous and Liquid States under various Conditions 
of Temperature and Pressure, 45. 
Atmosphere, transmission of sunlight through the earth’s, 251 (see Abney). 
B. 
Barometric pressure, some anomalies in the winds of Northern India and their relation to the distribution 
of, 335 (see Hill). 
Bombay, on the luni-solar variations of magnetic declination and horizontal force at, 1 (see Chambers). 
Bottomley (J. T.). On Thermal Radiation in Absolute Measure, 429. 
C. 
Calculus of variations, on the discrimination of maxima and minima solutions in the, 95 (see Culverwell). 
Callendar (H. L.). On the Practical Measurement of Temperature: Experiments made at the 
Cavendish Laboratory, Cambridge, 161. 
Chambers (C.). On the Luni-Solar Variations of Magnetic Declination and Horizontal Force at 
Bombay, and of Declination at Trevandrum, 1. 
Continents, the growth of, and the formation of mountain chains, 231 (see Davison and Darwin). 
Crookes (W.). On the supposed “ New Force” of M. J. Thore, 451. 
