Nature, May 30, 1889] 



INDEX 



Tsenodal Points, Korteweg, 192 

 Tafel (Dr.), Syntheses of Glucose and Mannite, 351 

 Tail-bristles of a West Indian Earthworm, Frank E. Beddard, 



IS 

 Tail of Comet 1887 a (Thome), Prof. Bredichin, 88 

 Tait (Prof P. G.) : Engineers versus Professors and College 



Men, loi, 223 ; Observations with Rotatory- Polarization 



Spectroscope. 335 ; Compressibility of Water, Salt Solutions, 



Glass, and Mercury, 335 ; on the Virial Equation as Applied to 



the Kinetic Theory of Gases, 383 ; Relation between Two 



Groups of Four Vectors, 527 ; Relation among Four Vectors, 



527 ; the Scientific Papers of the late Thomas Andrews, 



F. R.S., " ilh Memoir by, 554 

 Tamarao, the. from Mindoro (Philippine Islands). Dr. A. B. 



Meyer, 9; Rev. P. M. Heude, S.J., 128; A. H. Everett, 



150 

 T anganyika. Lake, 308 

 Tanning by Electricity, 520 

 Tanret (M. C), on Ergosterine, a New Immediate Principle of 



the Ergot (Smir) of Rye, 312 

 Taramelli (Prof T ), Report on Earthquake in Italy, 330 

 Tashkent, Earthquake at, 209 

 Taste, Sense of, 327 



Tattoo-Marks, the Removal of, Variot, 614 

 Tattooini:; in India, J. A. Brown, 113 

 Taylor ((ieo.), I-'ormosa, 503 

 Taylor (Dr. J. E.) : Theoretical Mechanics, 126; a Playtime 



Naturalist. 365 

 Taylor (J. Traill), the British Journal Photographic Almanac, 



1889, 293 

 Teaching of Chemistry, Robert Galloway, 339 

 Technical Education, 565 

 Technical Education in Dundee, 545 

 Technical Institutes for North London, Proposed, 85 

 Technical Laboratory for Dyeing and Bleaching, Dundee, 350 

 Tectoquinone, Dr. R. Romanis, 190 

 Telegraph Line, on the Propagation of the Current in a, M. L. 



Weiller, 336 

 Telegraphy, New Method of Improving Capacity of Long 



Lines, F. Godfroy, 96 

 Teleki (Count), Expedition to the North of Masai Land, 498 

 Telescope, Mr. Common's, 326 

 Tempel (W. G.), Death of, 546 

 Temperature, the Dimensions of. Prof. Rucker, 165 

 Temperature Observations in Rivers, Dr. Hugh Robert Mill, 



412 

 Temperatures in Lake Huron, A. T. Drummond, 582 

 Ten Kate (Dr. H.), on the Alleged Mongolian Affinities of the 



American Race, 87 

 Terao (Prof. H.), appointed Director of the Tokio Astronomical 



Observatory, 307 

 Terby (Dr. F.), Recent Sketches of Jupiter, 158 

 Terpenes and Benzine, Constitution of the, Prof. W. A. Tilden, 



F.R.S., 118 

 Terrenzi (Signor Giuseppe), Remains of the Beaver, 262 

 Terrestrial Globe, Paris Exhibition, 497 

 Terrestrial Magnetism, the Diurnal Variation of, A. Schuster, 



F.R.S., 622 

 Tertiary Chalk in Barbados, A. J. Jukes Brown and J. B. 



Harrison, 607 

 Tertiary Volcanoes, British, Prof. A. H. Green, F.R.S., 131 

 Testa of the Seed of Rape {Brassica Napus), Colouring Matter 



of the, Alexander Johnstone, 15 

 Testing, the, of Materials of Construction, Prof. W. C. Unwin, 



F.R.S., 459 

 Theoretical Mechanics, J. E. Taylor, 126 

 Theory of Groups, the. Prof. Cayley, 310 

 Theory of Planetary Motion, Dr. Otto Dziobek, 134 

 Theory of Tides, Elementary, T. K. Abbot, 148 

 Theory of Variation, Weismann's, Prof. J. T. Cunningham, 



388 ; E. B. Poulton, 412 

 Therm in place of Calorie, the Proposed Use of Term, 159 

 Thermic Classification of Freshwater Lakes, M. F. A. Forel, 



528 

 Thermic Conductibility, an Apparatus for the Demonstration of, 



O. Chwolson, 334 

 Thermochemistry, the Principles of, S. U. Pickering, 166 

 Thermodynamics, 166 

 Thermodynamics of the Atmosphere, Prof, von Bezold, 167 



Thermodynamics, on the Essays that have been made to 



Explain the Fundamental Principles of, V)y Mechanical 



Laws, M. H. Poincare, 528 

 Thermodynamics, Vicentini and Omodei on Thermic Expansion 



of Liquid Binary Alloys, 94 

 Thermo-electric Properties of Graphite, Carbon, &c., and 



Effect of Occluded Gases thereon, James Monckman, 94 

 Thermo-electric Properties of Wood's Fusible Metal, Change 



in the, Albert Campbell, Prof. Crum Brown, 455 

 Thierreiches, Die Stamme des, M. Neumayr, 364 

 Thiessen (Dr.), Variation of Gravity, 288 

 Thomas (Oldfield), Catalogue of the Marsupialia and Mono- 



tremata in the British Museum, 435 

 Thompson (C), Alloys of Lead, Tin, and Zinc, 596 

 Thompson (Dr. S. P.), Polarized Light, 358 

 Thonipson (Dr. S. P.), a Relation between Magnetization and 



Speed in a Dynamo Machine, 358 

 Thompson (Prof. S. P.), New Polarimeter, 502 

 Thomson (G. C), Fog in London, 305 

 Thomson (J.), Journey to Atlas Mountains, 115 

 Thomson (Rev. J. H.), Death of, 612 

 Thomson (Pmf. J. J.), Resistance of Electrolytes and of 



Graphite, 308 

 Thomson (Sir William, F.R.S.) : Ether. Electricity, and 



Ponderable Matter, 280 ; Klecirostatic Measurement, 465 ; 



Gyrostatic Model of a Medium capable of Transmitting 



Waves of Transverse Vibration, 527 

 Thorell (Prof. T.), Viaggio di L. Fea in Birmania e Regioni 



Vicini, Rev. O. P. Cambridge, F.R.S., 100 

 Thoroddsen's (Dr.), Explorations in Iceland, 398 

 Thorpe (Prof. T. E., F.R.S.) : Baku Petroleum, 481 ; Magnetic 



Survey of the British Isles, 466 ; Vapour Density of Hydrogen 



Fluoride, 502 ; the Decomposition of Carbon Disulphide by 



Shock, 549 ; the Magnetic Elements in Caribee Islands, 596 

 Threlfall (Prof. R.) : the Velocity of Transmission through Sea- 

 water by Disturbances caused by Explosions, 572 ; Uses of the 



Clark Cell, 573 

 Through the Heart of Asia, Gabriel Bonvalot, 457 

 Thrush and Hedge- Sparrow, Joint Nest of, W. E. Beale, 566 

 Thunderstorms, Phenomena of English, G.J. Symons, F.R.S., 



'43 ' 



Thylacopardus ausfrahs, Sir Richard Owen, F.R.S., 215 

 Tibbitts '(Herbert, M.D.), Massage and Allied Methods of 



Treatment, 77 

 Tides, the Ebb and Flow of, Prof. Bornstein, 600 

 Tides, Elementary Theory of the, T. K. Abbot, 148 

 Tilden (Prof. W. A., F.R.S.), Constitution of the Terpenes 



and Benzine, n8 

 Tillo (General Alexis de). Mean Elevation of the Continents 



and Mean Oceanic Depths in Relation to Geographical 



Latitude, 263 

 Time, National, Colonel Laussedat, 240 

 Time, Sydney I upton, 372 

 Tin : Atomic Weight of Tin, Prof. Classen and Dr. Bongartz, 



39 ; on the Oxidation and Scouring of Tin, M. Leo Vignon, 



312 ; a New Acid of Tin, Prof. W. Spring, 397 

 Todd (Prof. David P.), the Sun's Corona, 1889. 436 

 Todhunter's Mensuration, Key to. Rev. L. McCarthy, 26 

 Togo Land, German Explorers of, 159 

 Tokio Astronomical Observatory, Prof. H. Terao appointed 



Director, 307 

 Tollens (Prof. B.), Kurzes Handbuch der Kohlenhydrate, 433 

 Tomsk University, 39 



Topham (Harold W.), Visit to Glaciers of Alaska, 568 

 Topinard ( P. ), the Conversion of Cephalic Index into Cranial 



Index, 164 

 Topographical Survey of India, 60 



Torres Straits, Prof. Haddon's Investigations in the, 327 

 Tortoise, Two-headed, E. H. Harbour, 23 

 Total Solar Eclipse of August 29, 1886, W. II. Pickering, 61 

 Total Solar Eclipse of January i, 1889, 186; J. Norman 



Lockyer, F.R.S., 487 

 Trail (Prof. James W. H.), the Giant Earthworm of Gippsland, 



437 

 Trans-Caspian Railway, Hon. G. Curzon, M.P., 470 

 Transformations and Equilibrium in Thermodynamics, M. Gouy, 



504 

 Transfusion of Blood in Animals, M. G. Hayem, 456 

 Transit of Venus Expeditions, 1882, the Brazilian, 87 



