CONTENTS Ix 
EVERDINGEN Jr. (B. vaN). The propagation of sound in the atmosphere. 933. 
EXTINCTION OF LIGHT (The clustering-tendency of the molecules in the critical state 
and the) caused thereby. 1520. 
EYE (On the function of the m. obliquus superior of the). 1364. 
EYKMAN (c.) and C. J. C. van Hoocennuyze. The influence of feeding and of star- 
vation on the development of polyneuritis gallinarum, 1467. 
FEEDING (The influence of) and of starvation on the development of polyneuritis 
gallinarum. 1467. 
FERROUS SALTs (Magneto-chemical researches on) in solution. 254. 
FIGURES (The P,X-) of unary systems, according to the theory of allotropy. 1354. 
FISHES (Physiology of the air-bladder of). 572. 
FISSURA SIMIALIS (The) in embryos of Semnopitheci. 1571. 
FIZEAU (Contribution to the experiment of). 1240, 
FLORA of Java (Contribution to the). VILL. 521. 
FLOWERING (On the influence of external conditions on the) of Dendrobium crumenatum 
Lindl. 526. 
FOETAL MEMBRANES (Critical and theoretical considerations about the origin of the 
primary) in vertebrates. 1604. 
FOLPMERS (r.) and M. W. Beijerinck. Formation of pyruvic acid from malic acid 
by microbes. 1198. 
FORMALDOXIME (The composition of hydrochlorides obtained from). 1007. 
FRANKAMP (c. A.) and P. Werss. Magneto-chemical researches on ferrous salts in 
solution. 254. 
FRAUNHOFER lines (A test of the dispersion theory of solar phenomena, derived 
from measurements by ApaMms and Sr JOHN on the displacements of) in the spectra 
of the sun’s limb and of sun-spots. 1691. : 
— (Anomalous dispersion and). Reply to objections. 1691. 
FRESNEL’s coeficient for light of difterent colours. 244 part. 398. 
FRESNEL coefficient (On a possible influence of the) on solar phenomena, 7) 1. 
g=-FRUCIOSE (The configuration of g-galactose and). 1654. 
FUNCTION of BEssEL (On a linear integral equation of VoLrerra of the first kind, 
whose kernel contains a). 769. 
Fx aN (Miss E. c.). Some young-pliocene Ostracods of Timor. 1205. 
GALACTIC PLANE (On the influence exercised by the systematic connection between the 
parallax of the stars and their apparent distance from the) upon the determination 
of the precessional constant and of the systematic proper motions of the stars. 683. 
a-GALACTOSE (The configuration of) and z-fructose. 1654. 
GALLE (e. H.). Ou the relation between fluctuations in the strength of the trade winds 
of the North Atlantic Ocean in summer and departures from the normal of the 
wintertemperature in Europe. 1435. 
GALVANOMETERS (Upon the simultaneous registration of electric phenomena by means 
of two or more) and upon its application to electro-cardiography. 242. 
Gases (Isothermals of monatomic) and of their binary mixtures. XVII. 515. 
— (On the Brownian movement in). 1480. 
