COONS EN RE 
ABSORPTION (Selective) and anomalous scattering of light in extensive masses of gas. SS1, 
ABSORPTION of water (The mechanism of the) by the seeds of the Cucurbitaceae. “5 42. 
ABSORPTION LINES (The magnetic separation of) in connection with sun-spot spectra 
and part. 35. 3rd part. 162. 
ACETALDEHYDE-ALCOHOL (On the system:). 329. 
AIR- and ricebacteria (Acetifying) the cause of Polyneuritis gallinarum. 904. 
AIR-LAYERS (Preliminary report upon the investigation of the upper) begun at Batavia 
in 1909. 149, 
ALDEHYDE (On the unary tri molecular pseudo-ternary system: Acet-, par- and met-). 318. 
ALKALI- and earthalkali metals (The permeability of red-blood-corpuscles in physio- 
logical conditions, especially to). 258. 489, 927. 
ALKALOIL CONTENT (On the) in the leaves of the Cinchonas. 210. 
ALLoTROPY (Confirmations of the new theory of the phenomenon of). I. 822. 
ALUMINIUM CHLORIDE (The synthesis of as. heptachloropropane from tetrachloro-ethylene 
and with the co-operation of). 685. 
AMINO- and Ureopropylene-Uréine. 625. 
AMSTEL (Miss. J. vaN) and G. van ITerson Jr. The temperature optimum of 
physiological processes. 227. 598. 
ANALYSIS (On a method for the quantitative) of ternary mixtures. 429, 
Anatomy. C. T, van VALKENBURG: “Nucleus facialis, nucleus trigeminis posterior, 
nucleus trochlearis posterior”. 143. 
— L. Bork: “On the development of the Hypophysis of primates especially of 
Tarsius”. 660. . 
— W.G. Huet: “Notes on the trochlear and oculomotor nuclei and the trochlear 
root in the lower vertebrates”. 897. 
— J J. L. D. BARON van Horeveru: ‘Remarks on the reticular cells of the oblongata 
in different vertebrates”. 1047. 
ANILINE (The nitration of) and of some anilides. 956. 
ANIMALS (About exchange of gases in cold-blooded) in connection with their size. 48. 
ARGON (Remarks on the preparation of). 54. 
— (Vapour-pressures above — 140° C. critical temperature and critical pressure 
of). 54. 
84 
Proceedings Royal Acad. Amsterdam. Vol. XIII. 
