CONTENTS. V 



GAS (A standard open manometer of reduced height with transference of pressure 



by means of compressed). 154. 213. 

 GASES (Measurements on the magnetic rotatory dispersion of). 213. 296. 



— (On the accurate determination of the molecular weight of) from their den- 

 sity. 19S. 



GELATINE (The condition of substances insoluble in water formed in). 39. 



Geology. K. Martin: //On Brackish-water deposits of the Melawi in the interior of 



Borneo". 245. 

 GLïCERYL-ethereal Salts (On synthetically prepared neutral) — triacylins — of saturated 



monobasic acids with an even number of C-atoms. 338. 

 HAEMATOPOiEsis in the placenta of Tarsius and other mammals. 167. 

 HAG A (h.) presents a paper of Dr. C. H. Wind: //On maxima and minima of 



apparent brightness resulting from optical illusion." 7. 



— On a 5-cellar quadrant-electrometer and on the measurement of the intensity 

 of electric currents made with it. 5G. 



— presents a paper of Dr. C. H. WiND: „On the influence of the dimensions of 

 the source of liglit in diffraction phenomena of Fkesnel and on the dittraction 

 of X-rays". 65. 



— and C. H. Wind. On the diti'raction of X-(RöNTGEN)rays. 321. -120. 

 HALL-efl'ect (The) in electrolytes. 27. 



HAMBURGER (h. J.). On the influence of solutions of salts on the volume of 

 animalcells. 26. 103. 371. 



H A K Ï M A N (c H. M. A.). The Composition and the volume of the coexisting vapour- 

 and liquid-phases of mixtures of methylchloride and carbonic acid. 83. 



heen's (d e) Experiments (On the deviation of) from van der Waals' law of con- 

 tinuity. S2. 



HOEK (P. P. c.) presents a paper of Dr. M. C. Dekhuïzen: /'Cup-shaped red blood- 

 corpuscles (chromocraters)." 154. 



hoogewerff (s.) and W. A. van Dorp. On the action of methylic alcohol on 

 the imides of bibasic acids. 151. 



u u B R E c H T (a. a. w.). Haematopoiesis in the placenta of Tarsius and other 

 mammals. 167. 



HYDROGEL of oxide of iron (ferric-oxide). 249. 



hydrogen (Measurements on the system of isothermal lines near the plaitpoint and 

 especially on the process of the retrograde condensation of a mixture of carbonic 

 acid and). 243. 288. 323. 



— (Measurements on the change of pressure by substitution of one component by 

 the other in mixtures of carbonic acid and). 328. 



hyperelliptic Integrals (On reducible). 448. 449. 



imides of bibasic acids (On the action of methylic alcohol on the). 151. 

 integrals (On reducible hyperelliptic). 448. 449. 



INTENSITY of electrlc currents (On a 5-cellar quadrant-electrometer and on the mea- 

 surement of the) made with it. 56. 

 INTERNATIONAL Catalogue Conference (Report on the second). 117. 



