CONTENTS. Xxt 
SUBSTANCGES (Îsotherms of monatomic) and of their binary mixtures. LX. The behaviour 
of argon with regard to the law of corresponding states. 1012. 
SUN-SPOT SPECTRA (The magnetic appearance of absorption lines in connection with). 
2nd part. 35. 3rd part. 162. 4 
SURFACES (On continuous vector distributions on). 171. 
— (Continuous transformations of) in themselves. 5rd Communication. 767. 
SWELVING (imbibition) (Experimental researches on the analogy between) and mixing. 
958. 975. 
SYSTEM acetaldehyde-alcohol (On the). 329. 
— chlorine sulphurdioxyde (On the). 339. 
— hydrogen sulphide + water (On the determination of the threephase pressures 
in the). 829. 
— water-sodium sulphate-sodium chloride-copper sulphate-cupric chloride (Equilibria 
in the). 1163. 
— of the three isomeric nitranilines (The melting diagram of the). 429. 
TARSIUS (On the development of the Hypophy:is of primates especially of). 660. 
TEGELEN (A further investigation of the pliocene flora of). 192. 
TEMPERATURE (On the appearance of a maximum and minimum pressure with hetero- 
geneous equilibria at a constant). 31. 
— (The influence of) on the presentation-time in geotropism. 476. 
TEMPERATURE OPTIMUM (The) of physiological processes. 227. 598. 
TÉON (Tijau) (On the volcanic eruption of the island of) in 1659. 485. 
TERNARY MIXTURES (On a method for the quantitative analysis of). 429. 
TERNARY SYSTEM (On the unary tri-molecular pseudo-) acet-, par- and met-aldehyde. 318. 
— ether-anthraquinone-naphthalene (Critical phenomena of the). 353. 
TERNARY SYSTEMS (On critical end-points in). 342. 
TETRACHLORO-ETHYLENE (The synthesis of as. heptachloropropane from) and chloroform 
with the co-operation of aluminium chloride. 685. 
THEORY (Confirmations of the new) of the phenomenon of allotropy. [. 822. 
THERMODYNAMIC POTENTIAL (On osmotic temperatures and the kinetic signification 
of the). 778. 
THERMODYNAMIC POTENTIAL and velocities of reaction. 789. 
THERMODYNAMICS (Some remarks on the mechanical foundation of). EL. 804. II. 858. 
THREEPHASE PRESSURES (On the determination of) in the system hydrogen sulphide 
+ water. 829. 
TIDAL FORCES (On) as determined by Wrecuert’s astatic seismograph. 1231. 
TIDEs (On the application of Darwin’s method to some compound). 530. 
TIMMERMANS (JEAN). The critical phenomena of dissolution of mixtures with 
normal components examined under variable pressure, 507. 
TIMMERMANS (J.) and Pu. Konnstamm. On vapour-pressures in binary systems 
with partial miscibility of the liquids. 865. Addendum. 957. 
TRANSFORMATIONS (Continuous one-one) of surfaces in themselves. Brd Communication. 767. 
TRICHOPHYTON ALBISCICANS (Individuality and heredity in a lower mould fungus). 550. 
TRIMETHYLNITRAMINOMETHYLENE (On nitrogen (or nitrilo-), 527. 
