xxviii Index. 
Ship for the Study of the Sea, by the 
Prince of Monaco, 295. 
Silica and the Siliceous Remains of 
Organisms in Modern Seas, by John 
Murray, LL.D., and Irvine (Robert), 
F.C.S., 229. 
Soaring of Birds. See Birds, 65. 
Stark (Dr James), deceased, Notice of 
in President’s Address, 3. 
Stokes (Sir G. G.), Bart., F.R.S. On 
an Optical Proof of the Existence of 
Suspended Matter in Flames, 263. 
Note on the above Paper, 340. 
Succinic Acid, Alkyl Derivatives of, 
by Professor Crum Brown and Dr 
James Walker, 95. 
Sulphur in Marine Muds and Nodules, 
and its bearing on their Mode of 
Formation, by J. Y. Buchanan, 
F.R.S. , 17. 
Suspended Matter in Flames, Optical 
Proof of, by Sir G. G. Stokes, Bart., 
F.R.S., 263. 
Swinton (Prof. Campbell), Obituary 
Notice of, by the Right Hon. Lord 
Moncreiff, i. 
Symington (Johnson), M.D., and 
Thomson (Henry Alexis), M. D. A 
Case of Defective Endochondral Os- 
sification in a Human Foetus (so- 
called Cretinoid), 271. 
Tait (Professor). Note on the Iso- 
thermals of Ethyl Oxide, 265. 
Note on Dr Sang’s Paper on 
the Investigation of the Action of 
Nicol’s Polarising Eye- Piece, 323. 
Temperature of the Salt and Fresh- 
Water Lochs of the West of Scotland, 
at different Depths and Seasons, 
during 1887 and 1888, by John 
Murray, LL.D., 139. 
Thomson (Henry Alexis), M.D., and 
Symington (Johnson), M.D. A 
Case of Defective Endochondral Os- 
sification in a Human Foetus (so- 
called Cretinoid), 271. 
Topknot (Miiller’s), 268. 
Tornado. See Anderson (John). 
Uric Acid in the Urine, Estimation of, 
by John Berry Haycraft, M.D. 
D.Sc.,255. 
Urine, Estimation of Uric Acid in. A 
Reply to Criticisms on the Silver 
Method, by John Berry Haycraft, 
M.D., D.Sc., 255. 
Walker (Dr James) and Professor Crum 
Brown, on the Electrolytic Synthesis 
of Dibasic Acids. Alkyl Derivatives 
of Succinic Acid, 95. 
Water Particles, Number of, in a Fog. 
See Aitken (John). 
The Gravimetric Composition 
of, by Dr W. Dittmar,'!320. 
Winds. Influence of High Winds on 
the Barometer at the Ben Nevis 
•Observatory, by Alexander Buchan, 
LL.D., 88. 
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