KONINKLIJKE AKADEMIE VAN WETENSCHAPPEN 

 TE AMSTERDAM. 



PROCEEDINGS OF THE MEETING 

 of Saturday September 30, 1905. 



(Translated from: Verslag van de gewone vergadering der Wis- en Natuurkundige 

 Afdeeling van Zaterdag 30 September 1905, Dl, XIV). 



OOIsTTElsTTS. 



"W. EiNxnovEX: "Analysis of the curves obtained with the string galvanometer. JIass and 

 tension of the quartz wire and resistance to the motion of the string", p. 210. 



Sydney J. Hickson : ^'On a new species of Corallium from Timor". (Communicated by Prof. 

 Max "Weber), p. 268. 



J. D. VAX DER Waals .- "Properties of the critical line (plaitpoint line) on the side of the 

 components", p. 271. 



J. D. van der Waals: "The properties of the sections of the surface of saturation of a binary 

 mixture on the side of the components", p. 280. 



J. D. VAX DER Waals : "The exact numerical values for the properties of the plaitpoint line 

 on the side of the components", p. 289. 



D. J. HrLSHOFF Pol : "Bolk's centra in the cerebellum of the mammalia". (Communicated 

 by Prof. C. Wixkler), p. 298. (With one plate). 



G. VAX RiJXBERK: "The designs on the skin of the vertebrates, considered in their connection 

 with the theory of segmentation". (Communicated by Prof. C. Wixkler), p. 307. 



J. P. VAN DER Stok: "On frequency curves of meteorological elements", p. 314. 



N. L. SÖ1IXGEX: "Methan as carbon-food and source of energy for bacteria". (Communicated 

 by Prof. M. W. Beijerixck), p. 327. (With one plate). 



C. Schoute: "Determination of the Tiio.MSOx-effect in mercury". (Communicated by Prof. 

 H. Hag a), p. 331. 



D. MoL: "Ester anhydrides of dibasic acids". (Communicated by Prof. A. P. N. Franchi- 

 jiont), p. 336. 



L. TAN Itallie: "Thalictrum aquilegifolium, a hydrogen cyanide-yielding plant". (Communi- 

 cated by Prof. P. VAN Rombürgh), p. 337. 



P. VAN RoMBURGH : "On the action of ammonia and amines on formic esters of glycols and 

 glycerol", (II), p. 339. 



J. C. Kluyver: "A local probability problem", p. 341. 



W. Kapteyn: "A definite integral of Kummer", p. 350. 



Z."P. BocMAN: "An article on the knowledge of the tetrahedral complex". (Communicated by 

 Prof. Jax de Vries), p. 358. 



C. A. Pekelharing: "On the excretion of creatinin in man. Report of a research made by 

 C. J. C. VAX HooGEXHUYZE and H. VEriPLOEGn", p. 363. 



R. SissixGH: "On the theory of reflection of light by imperfectly transparent bodies". (Com- 

 municated by Prof. H. A. Lorextz), p. 377. 



W. A. VAN DoRr and G. C. A. van Dorp: "On the chlorides of maleic acid and of fumaiic 

 acid and on some of their derivatives", p. 387. 



The following papers were read : 



15 



Proceedings Royal Acad. Amsterdam. Vol. VIII. 



