CONTENTS. vi 
DILUVÍAL BoULDERs from the island of Borkum. 137. 
DIMORPHISM (On the cause of) in Oenothera nanella. 680. 
DINITRODIALKYL-ANILINES (On the action of nitrous acid on). 820. 
DISPERSION of light (Observations concerning anomalous) in gases. 1088, 
DISSOLUTION of mixtures (The critical phenomena of) with normal components examined 
under variable pressure. 507. 
pocs (Experimental researches on the segmental innervation of the skin in). 6th Com- 
munication. 270. 7th Communication. 431. 
— (A contribution to the dermatomery of the hind leg in). 1146. 
DOUBLE POINTS of a cy of genus 0 or 1. 629, 
DUBSKY (J. v.) and A. P. N. FRANCHIMONT. On the reaction products of potassium 
isocyanate and diaminoacetone hydrochloride. Amino- and _ ureopropylene- 
uréine. 625. 
DUSSER DE BARENNE (J. G.). The action of strychnine on the central nervous 
system. The segmental, strictly localized strychnine-intoxication of the dorsal 
spinal mechanisms; « contribution to the dermatomery of the hind leg in dogs. 1146. 
EARTH -ALKALI METALS (Lhe permeebility of red blood-corpuscles in physiological 
conditions, especially to alkali- and). 258. 489. 927. 
EARTH QUAKES (On the determination of the epicentre of) by means of records at a 
single station. 11. 
EFFECT (On the connection between stimulus and) in phototropic curvatures of seed- 
lings of Avena sativa. 1022. 
ELECTROMAGNET (An improved semicircular) II. 386. 
ELECTROMCTIVE FORCE (The) of the Weston normal cell. 587. 
ELIAS (G. J.). On the Zerman-eflect for emission-lines in a direction oblique with 
regard to the lines of force. 591. 
EMISSION-LINES (On the ZEEMAN-eflect for) in a direction oblique with regard to the 
lines of force. 391. 
EMMETROPISATION (Lens measurements and). 446. 
END-POINTS (On critical) in ternary systems. 342. 
EQUILIBRIA (On the appearance of a maximum and minimum pressure with hetero- 
geneous) at a constant temperature. 31. 
— (On the continuous connection between the three-phase lines which indicate the) 
between the two components in the solid condition with liquid and vapour res- 
pectively, in a binary system. 158. 
— ii the system: Water-Sodium sulphate-Sodium chloride-Copper sulphate-Cupriec 
chloride. 1163. 
EQUILIBRIUM (The oscillations about a position of) where a simple linear relation 
exists between the frequencies of the vibrations. 742. 
— solid-liquid-gas (The) in binary systems which present mixed crystals. 2nd 
Communication, 205, 
ERRATUM. 310, 491, 1119, 1276. 
ETHER-anthraquinone-naphthalene (Critical phenomena of the ternary system) 353, 
EUTHERIAN (The) and the Matherian carly blastocyst. 1077, 
