XIV CON TE ENN TS 
Geology. L. RurreN: “Quaternary and tertiary limestones of North-New 
Guinea between the Tami-, and the Biri-river basins.” 1137. 
— L. Rutren: “On the age of the tertiary oil-bearing deposits of the 
peninsula of Klias and Pulu Labuan (N. W. Borneo).” 1142. 
— H. A. BROUWER: “On the composition and the xenoliths of the 
lavadome of the Galunggung.” (West-Java). 1234. 
— H. A. Brouwer: “On the alkalirocks of the Serra do Gericino to the 
northwest of Rio de Janeiro and the resemblance between the eruptive- 
rocks of Brazil and those of South-Africa.” 1241. 
Grucose (A direct proof of the impermeability of the bloodcorpuscles of 
man and of the rabbit to). 1256. 
GOEREE (On the calcifuge plants of the inland dunes of the island of). 475. 
GOUDRIAAN (F.). The aluminates of sodium. Equilibriums in the system 
Na,O-Al,O3-H,O. 129. 
GRAINS (Extinction by a blackened photographic plate as tunction of wave- 
length, quantity of silver, and size of the). 848. 
GRAVITATION (The geodesic precession: a consequence of EINSTEIN's 
theory of). 729. 
— (On the application of EINsTEIN’s theory of) to a stationary field of 
gravitation. 1052. 
Groot (J.) and H. I. WATERMAN. The influence of different substances 
on the decomposition of monoses by an alkali and on the inversion 
of cane sugar by hydrochloric acid. 149. 
Groot (W. DE), Miss A. SNETHLAGE, G. C. DiBBETz and P. ZEEMAN. 
The propagation of light in moving, transparent, solid substances. III. 
Measurements on the Fizeau-effect in flint-glass. 1402. 
GROUND-WATER (On the motion of) in frost and thawing weather. 1321. 
GruyTER (G. J. DE) and A. Smits. The electromotive behaviour of alumi- 
nium. II. 966. 
HAALMEYER (B. P.). On elementary surfaces of the third order. 
(5th comm). 920. 
HAAN (J. DE) and S. vaN CREVELD. The interchange between blood-plasm 
on one hand and humor aqueus and cerebro-spinal fluid on the other 
hand, studied from their sugar-percentages and in connection with the 
problem of combined sugar. 1343. ‘ 
HABITFORMATION (Factors which are of importance for the) of birds. I. 
Visual sensations. 338. 
HAEMOGLOBIN (On the serological specificity of) in different species of 
animals. 1161. 
HALIMEDA (On the occurrence of) in oldmiocene coastreefs of East- 
Borneo. 506. 
