Index. 
431 
Certain Vegetable Colouring Matters, 
121 . 
Smith (Professor C. Michie). Notes 
on the Zodiacal Light, 142. 
Sodium Carbonate and Bromine, Ac- 
tion of, on Solutions of Cobalt and 
Nickel Salts, by Dr John Gibson, 
56. 
Somerville (William), D.CEc., Larix 
europcea as a Breeding-Place for 
Hylesinus piniperda, 255. 
Spectra (Absorption) of certain Vege- 
table Colouring Matters, by ' Prof. 
C. Michie Smith, 121. 
Square Boot. On a Rapidly Con- 
verging Series for the Extraction of 
the Square Root, by Thomas Muir, 
M.A., LL.D., 14. 
Stockman (Ralph), M.D., and Dott 
(D. B.), F.C.S. Pharmacology of 
Morphine and its Derivatives, 321. 
Suberic Acid. Synthesis of, 299. 
Succinate. See Potassium -Ethyl Suc- 
cinate. 
Surface - Tension, Determination of, 
by the Measurement of Ripples, by 
Prof. C. Michie Smith, 115. 
Symmetrical Curves, the Reflexion- 
Caustics of, by the Hon. Lord 
M‘Laren, 281. 
Synthesis by means of Electrolysis— 
Part III., 297, Part IV., 299 — by 
Prof. Crum Brown and Dr James 
Walker. 
Tait (Professor P. G.). Glissettes of an 
Ellipse and Hyperbola, 2. 
Note on Ripples in a Viscous 
Liquid, 110. 
Graphic Records of Impact, 
192. 
Awarded Gunning Victoria 
Jubilee Prize (1887-90), 417. 
Tasmania, Birds of. See Campbell 
(A. J.). 
Thomson (Sir William), P.R.S.E., on 
a Mechanism for the Constitution 
of Ether, 127. 
On an Accidental Illustration 
of the Effective Ohmic Resistance 
to a Transient Electric Current 
through a Steel Bar, 157. | 
Thomson (Sir William), P.R.S.E. 
Address on presenting Gunning 
Victoria Jubilee Prize for 1887-90 
to Prof. Tait, 417. 
Three-Term Numerical Equation of 
the nth. degree, by the Hon. Lord 
M‘Laren, 270. 
Translation. A Geometrical Method 
dependent on the Principle of 
Translation, by David Maver, 
188. 
Traquair (R. H.), M.D. List of the 
Fossil Dipnoi and Ganoidei of Fife 
and the Lothians, 385. 
Trichloromorphide, 373. 
Tuberculosis. See Bacillus. 
Urine. Certain Substances found in 
the Urine, which reduce the Oxide 
of Copper upon Boiling in the pre- 
sence of an Alkali, by Herbert H. 
Ashdown, M.D., 58. 
Uronemidse, a family of Dipnoi, 
387. 
Vegetable Colouring Matters — their 
Absorption Spectra, by Prof. C. 
Michie Smith, 121. 
Viscous Liquid. Note on Ripples in a, 
by Prof. P. G. Tait, 110. 
Volcanic Eruption at Bandaisan, b} 7 
Prof. C. Michie Smith, 65. 
Walker (Dr James), and Professor 
Crum Brown. The Electrolysis of 
Potassium-Ethyl Malonate and of 
Potassium-Ethyl Succinate, 54. 
Walker (Dr James), and Brown (Pro- 
fessor Crum). Synthesis by means 
of Electrolysis — Part III. Synthesis 
of %-Dicarbodecahexanic Acid, 297 ; 
Part IV. Synthesis of Suberic and 
%-Dicarbododecanic Acids, 299. 
Wilkinson (Rev. M. M. U.). Some 
Multinomial Theorems in Quater- 
nions, 149. 
Wood (G. E. Cartwright), M.D. 
Enzyme Action in Lower Organisms, 
27. 
Zodiacal Light, by Professor Michie 
Smith, 142. 
