Index. 
631 
Molars and Metacarpals of Recent and Extinct 
Horses, by J. C. Ewart, 291-311. 
Morrison (J. T.). Proposals for an Anemometer 
and a Portable Barometer, 386-395. 
Muir (Thomas). The Theory of Orthogonants in 
the Historical Order of Development up to 
1860, 265-290. 
The Theory of Bigradients in the 
Historical Order of Development up to 1860, 
396-406. 
The Theory of Persymmetric Deter- 
minants in the Historical Order of Develop- 
ment up to 1860, 407-431. 
Muscles, Morphology of, by D. C. L. Fitz- 
williams, 202-218. 
Neill Prize, Regulations, etc., for award of, 
596-602. 
(Period 1907-1909). Awarded to Mr 
F. J. Lewis, 589. 
Nitrogen and Carbon Dioxide, Andrews’ Meas- 
urements of the Compression of, by C. G. 
Knott, 1-22 ; Supp. Note, 290. 
Obituary Notice of D. J. Cunningham, 569- 
579. 
Orthogonants, The Theory of, in the Historical 
Order of Development up to 1860, by Thomas 
Muir, 265-290. 
Orthophosphoric Acid, New Hydrate ; Solu- 
bilities of, in Water ; Melting-point of, by 
Alexander Smith and A. W. 0. Menzies, 63- 
64. 
Papers, List of, read during Session 1909-1910, 
584. 
Peddie (Prof. W.). On Continuous, and Stable, 
Isothermal Change of State, 466-472. 
Persymmetric Determinants up to 1860, by 
Thomas Muir, 407-431. 
Plants, Aquatic, Table of, arranged according 
to the position they occupy in Scottish Lakes, 
by George West, 65-181. 
Platanista g angelica, by Sir William Turner, 
508-514. 
Portable Barometer, by J. T. Morrison, 386- 
395. 
Precipitation of Soluble Chlorides by Hydro- 
chloric Acid, by J. Gibson and R. B. Denison, 
562-568. 
Prizes. See Keith, Makdougall-Brisbane, Neill, 
and Gunning-Yictoria Jubilee Prizes, 596-602. 
Radiations, Seismic, Part II. , by C. G. Knott, 
23-37. 
Red Clay, Oceanic, Chemistry of, by W. A. 
Caspari, 183-201. 
Reproductive Organs in the Free-Martin, by 
D. Berry Hart, 230-241. 
Ross (A. D.). On a New Method for Differen- 
tiating between Overlapping Orders when 
Mapping Grating Spectra, 448-456. 
Seismic Radiations, Part II., by C. G. Knott, 
23-37. 
Simpson (J. J. ). New Species of Cactogorgia, 
324-326. 
Smith (Alexander). A New Hydrate of Ortho- 
phosphoric Acid. (Jointly with A. W. C. 
Menzies), 63-64. 
Smith (Alex.) and A. W. C. Menzies. A 
Method for Determining Boiling-Points under 
Constant Conditions, 432-435. 
A Common Thermometric Error in the 
Determination of Boiling-Points under Re- 
duced Pressure, 436. 
A Simple Dynamic Method for Deter- 
mining Vapour Pressures, 437-439. 
Vapour Pressures of Mercury, 521-522. 
Static Method for Determining the 
Vapour Pressures of Solids and Liquids, 523- 
528. 
Solids and Liquids, Vapour Pressures of, by 
Messrs Smith and Menzies, 523-528. 
Soluble Chlorides, Precipitation by Hydro- 
chloric Acid, by J. Gibson and R. B. Denison, 
562-568. 
Spark-Gap Phenomena, Observations on, by 
John M‘Whan, 219-229. 
Spectra, Differentiating Overlapping Orders of, 
by A. D. Ross, 448-456. 
Stereoscopic Illusion, by F. G. Baily, 551-554. 
Stress Lines compared with Stream Lines, by 
G. H. Gulliver, 38-45. 
Stresses, Secondary, in Loaded Bars, by G. H. 
Gulliver, 38-45. 
Sulphuric Acid, Electrolytic Conductivity of, 
by J. Gibson and G. E. Gibson, 254-264. 
Ternary System, Equilibrium in the, etc., by 
J. W. M‘David, 440-447. 
Tetra - propyl - ammonium Chloride, Specific 
Volume of Solutions of, by J. W. M ‘David, 
515-520. 
Thermometers. Errors under Reduced Pressure, 
by Alex. Smith and A. W. C. Menzies, 436. 
Thermostat, Electrically Controlled. — Conduc- 
tivity, Apparatus for Determination of 
Electrolytic, by J. Gibson and G. E. Gibson, 
254-264. 
Tuesite — a Scotch Variety of Halloysite, by 
J. W. Gregory, 361-363. 
Turner (Sir Wm.). The Morphology of the 
Manus in Platanista gangetica , the Dolphin 
of the Ganges, 508-514. 
Vapour Pressures. Dynamic Method for De- 
termination, by Alex. Smith and A. W. C. 
Menzies, 437-439. 
Vapour Pressures of Mercury, by Messrs Smith 
and Menzies, 521-522. 
Vapour Pressures of Solids and Liquids, by 
Messrs Smith and Menzies, 523-528. 
Wedderburn (E. M.). Current- Observations in 
Loch Garry, 312-323. 
West (George). A Further Contribution to a 
Comparative Study of the Dominant Phane- 
rogamic and Higher Cryptogamic Flora of 
Aquatic Habit in Scottish Lakes. (With 
Sixty-two Plates), 65-181. 
Wigtownshire, Flora of Lakes in, by George 
West, 65-181. 
VOL. XXX. 
41 
