666 
Index. 
nions to give an Eight-element 
System applicable to Ordinary 
Space {Abstract), 70. 
Peddie (William). On the Use of 
Quaternions in the Theory of 
Screws, 314-320. 
The Theory of Colour Vision, 
448-449. 
Persulphate, Ammonium, Action of 
Silver Salts on Solutions of, by 
Hugh Marshall and J. K. H. 
Inglis, 88-93. 
Pineal Body, Origin of, as an 
Amesial Structure, deduced from 
the Study of its Development in 
Amphibia, by John Cameron, 572- 
581. 
Physeter, Kogia, and other Odonto- 
ceti, Tympano-petrous Bones of, 
by Sir Wm. Turner, 430-436. 
Plague Prophylactic, Manufacture 
and Uses of Haffkine’s, by W. B. 
Bannerman, 113-144. 
Plant Protoplasm, Functional Inertia 
of, by R. A. Robertson, 200-204. 
Prizes. Neill Prize (1898-1901) 
awarded to Dr John S. Flett, 590. 
Regulations governing the 
award of the Neill Prize, 591. 
Proceedings of the Society, New 
Arrangements for Issue of Reprints 
from, 600. 
Protoplasm, Functional Inertia a Pro- 
perty of, by D. F. Harris, 196-199. 
Pullar (Frederick). Notice of, in 
President’s Address, 4. 
Quartic Trisectrix, by George 
Chrystal, 18. 
Quaternion Binaries {Abstract), by 
W. Peddie, 70. 
Quaternions. Use in Theory of 
Screws, by W. Peddie, 314-320. 
Quaternion Notes, by Prof. P. G. 
Tait, 344-346. 
Quinquisection of any Angle, Applica- 
tion of Miller’s Instrument to the, 
by James N. Miller, 302-304. 
Relative Densities of Sea-Waters, 
Precautions to he observed in the 
Determination of, by J. J. Manley, 
356-357. 
Resistance and Transverse Magnetisa- 
tion of Nickel, by C. G. Knott and 
P. Ross, 501-504. 
Roberts (Alexander W.). Certain 
Considerations regarding Algol 
Variation, with Special Reference 
to C.P.D.— 41° -4511, 71-84. 
Robertson (A. J.) and Walker 
(James). Freezing-Point Depres- 
sion in Electrolytic Solutions, 363— 
379. 
Robertson (R. A.). On the Functional 
Inertia of Plant Protoplasm, 200- 
204. 
Robertson ('W. G. Aitchison). On 
the Local Distribution of Cancer in 
Scotland {Title only), 604. 
Romanes (George). Suggestion as to 
the Cause of the Earth’s Internal 
Heat, 415-420. 
Ross (John). To Trisect an Angle 
{Title only), 604. 
Ross (P.) and Knott (C. G.), Note on 
Resistance Change accompanying 
Transverse Magnetisation in Nickel 
Wire, 501-504. 
Russell (James), Magnetic Shielding 
in Hollow Iron Cylinders 
{Abstract), 94-96. 
On Superposed Magnetic 
Inductions in Iron {Abstract), 
312-313. 
The Molecular Conditions of 
Iron Demagnetised by various 
methods, 544-546. 
Salmon of the American Rivers, 
Influence of Artificial Propagation 
upon, by William Murray, 469-485. 
Salmon in Sea in October, by D. Noel 
Paton, 486-495. 
Salmonidse, Oxygen required by, by 
D. Noel Paton, 145-150. 
Scales. Observations on the Young 
Scales of Cod, Haddock, and 
Whiting, by Alexander Wallace 
Brown, 437-438. 
Schafer (E. A ). On the Existence 
within the Liver Cells of Channels 
which can be directly injected from 
the Blood-vessels, 65-69. 
Scott (D. H.). On the Primary 
Structure of Certain Palaeozoic 
Stems with the Dadoxylon Type of 
Wood {Title only), 584. 
Scott (James). The Influence on the 
Proteid Metabolism of the Sub- 
cutaneous Injections of Dextrose 
( Title only), 586. 
Scottish Albite, Evolution of, by J. 
G. Goodchild, 321-341. 
Screws, Use of Quaternions in Theory 
of, by W. Peddie, 314-320. 
Sea-Waters, Preliminary Treatment 
of, prior to Determination of 
Relative Densities, and Electric 
Conductivities, by J. J. Manley, 353. 
Shielding, Magnetic, in Hollow Iron 
Cylinders {Abstract), by James 
Russell, 94-96. 
