Vi GW OENE Ne iis: 
cor, (A new accurate formula for the computation of the self-inductance of a long) 
wound with any number of layers. 917. 
COMPLEXES of revolution (Quadratic) and congruences of revolution. 1084. 
CONGRUENCES of revolution (Quadratic complexes of revolution and). 1084, 
conics in space (On a system of). 762. 
CRITICAL QUANTITIES (On the value of the). 1211. 
CROMMELIN (C. A). Isotherms of monatomic gases and their binary mixtures. 
[V. Remarks on the preparation of argon. V. Vapour pressures above — 140°C. 
Critical temperature and critical pressure of argon. 54. VI. Coexisting liquid and 
vapour densities of argon; calculation of the critical density of argon. 607. 
— and II. KaMERLINGH Onyes. Isotherms of monatomic gases and of their binary 
mixtures, VII. Isotherms of argon between + 20° C. and — 150°C.” 614. IX. 
“The behaviour of argon with regard to the law of corresponding states.” 1012. 
Crystallography. J. Scumurzer: “On the orientation of microscopic crystal-sections”. 720, 
— J. Scamurzer: “On the orientation of crystal-sections.” 1031. 
— J. Scumurzer: “On the determination of the optic axial-angle from the extinction- 
angle with regard to the trace of a discretional plane in a discretional erystal- 
section”. 1055, 
-— J. Scumutzer: ‘On the determination of an unknown plane from its traces in 
two orientated crystal-sections.” 1045. 
CRYSTAL-SFCTION (On the determination of the optic axial-angle from the extinction- 
angle with regard to the trace of a discretional plane in a discretional). 1035. 
CRYSTAL-SECTIONS (On the orientation of microscopic). 720. 
— (On the orientation of). 1031. 
— (Gn the determination of an unknown plane from its traces in two orientated). 1045, 
crysraLs (The equilibrium solid-liquid-gas in binary svstems which present mixed). 
2nd Communication. 206. 
cubic SURFACE (On the relation between the vertices of a definite six dimensional 
polytope and the lines of a). 375. 
CUCURBITACEAE (The mechanism of the absorption of water by the seeds of the). 542. 
cuLrureEs (Pure) from a single cell, isclated under the microscope. 840. 
curve (On linear polar groups belonging to a biquadratic plane). 44. 
DAMMERMAN (k. w.) and J. Boeke. The saccus vasculosus of fishes a receptive 
nervous organ and not a gland. 186. 
DARWIN?’s method (On the application of) to some compound tides. 530. 
pensity of argon (Calculation of the critical). 607. 
DERMATOMERY (A contribution to the) of the hind leg in dogs. 1146, 
DERRID (On the physiological effects of). 688. 
DIAMETER (Rectilinear) for oxygen. 939. 
DIAMINOACETONE HYDROCHLOBIDE (On the reaction products of potassium isocyanate 
and). 625. 
DIFFERENTIAL EQUATIONS (On the centra of the integral curves which satisfy) of the 
first order and the first degree. 1241. 
