XXii 
Index 
Nature, 
June 13, 1907 
Harden (A.), Influence of Sodium Arsenate on the Ferment- 
ation of Glucose by Yeast-juice, 118 
Harden (Dr. Arthur), Researches on Cellulose, C. F. Cross 
and E. J. Bevan, 147 
Hardman (J. E.), Cobalt, New Silver Mining District of 
Canada, 613 
Hardy (A. D.), Peculiar Habitat of a Chlorophyte Myxo- 
nema Tenue, 599 
Harger (Harold S.), the Diamond-pipes and Fissures of 
South Africa, 258 
Harkanyi (Dr. Baron Bela), Physische Geographie des 
Balatonsees und seiner Umgebung, 79 
Harker (Dr. J. A.), die physikalischen Institute der 
Universitat, 55; Recent Work of the American Bureau 
of Standards, 233 
Harrington (Prof. B. J.), Isomorphism as Illustrated by 
Certain Varieties of Magnetite, 406 
Harris (M. O’Brien), Seasonal Botany, a Supplementary 
Text-book, 341 
Harrison (Prof. J. B.), Coral Rocks of Barbados, 622 
Hart (C. A.), Sand-dwelling Insects, 399 
Hartley (W. N.), Spectrographic Analysis of a Meteoric 
Stone, 23; the Absorption Spectra of Phthalic, Iso- 
phthalic, and Terephthalic Acids, Phthalic Anhydride 
and Phthalimide, 406-7 
Hartmann (Prof.), Two 
Velocities, 137 
Hartmann (Dr. J.), the Spectrocomparator, 182 
Hartog (Prof. Marcus), Protozoa, 31 
Hartog (P. J.), Obituary Notice of M. P. E. Berthelot, 
Stars with Variable Radial 
512 
Hartwig (Prof.), Comets 1906g (Thiele) and 1906h (Met- 
calf), 111 
Harvard College, Annals of the Astronomical Observatory 
of, Peruvian Meteorology, Prof. Solon I. Bailey, 283 
Harvard College, Annals of the Astronomical Observatory, 
593 
Harvie-Brown (J. A.), a Fauna of the Tay Basin and 
Strathmore, Supp. to March 14, vii 
Haworth (Mr.), Case against the Metric System, 515 
Hayford (John F.), Geodetic Operations in the United 
States, 1903-6, 573; the Geodetic Evidence of Isostacy 
with a Consideration of the Depth and Completeness of 
the Isostatic Compensation and of the Bearing of the 
Evidence upon some of the Greater Problems of Geology, 
573 
Hayman (J. M.), Indian Wheat Rusts, 14 
Headley (F. W.), Life and Evolution, 434 
Health of the School Child, the, Dr. W. Leslie Mackenzie, 
435 
Health, Public, Prof. R. T. Hewlett, 544 
Heat: Specific Heat of Gases at Constant Volume and 
High Pressure, W. A. D. Rudge, 189; Behaviour of 
Certain Substances at their Critical Temperatures, Dr. 
Morris W. Travers, F.R.S., and Francis L. Usher, 47; 
Heat Treatment of High-temperature Mercurial Thermo- 
meters, H. C. Dickinson, 233; Temperatures obtainable 
by the Use of Solid Carbon Dioxide under Different 
Pressures, John Zeleny and Anthony Zeleny, 230; Effect 
of Temperature on the Activity of Radium, Dr. Howard 
L. Bronson, 262; Method of determining the Thermal 
Conductivity of India-rubber, G. F. C. Searle, 454; 
Relations between Thermal Conductivities at Ordinary 
and at Low Temperatures, Dr. Pietro Macchia, 326; 
Heat, Light, and Sound, an Introductory Course of 
Practical Exercises, J. R. Ashworth, 426: Influence of 
Temperature on the Photoelectric Discharge from 
Platinum, Dr. W. Mansergh Varley and F. Unwin, 
623; Hydrates in Aqueous Solutions of Electrolytes, Rev. 
S. M. Johnstone, 623; the Coefficient of Expansion of 
Fused Quartz, Howard Minchin, 568; the Expansion 
of Crystalline Quartz in the Direction of the Axis and 
of Platinum, Palladium, and Quartz Glass between the 
Temperatures of —190° C. and +100° C., 568; the 
Steam-table, a Table of the Thermal and Physical 
Properties of Saturated Steam Vapour and of the Specific 
Heat of Water, Prof. Sidney A. Reeve, 533; Introduc- 
tion to the Theory of Fourier’s Series and Integrals and 
the Mathematical Theory of the Conduction of Heat, 
H. S. Carslaw, 459; the Advantages and Disadvantages 
of Heating Buildings with Gas Stoves, Dr. Rideal, 469 ; 
Recording Calorimeter for Explosions, Prof. Bertram 
Hopkinson, 526 
Heath (F. G.), the Green Gateway, a Peep into the Plant 
World, 298 
Heavens at a Glance, 1907, the, 257 
Hecker (Dr.), the Value of Gravity at Sea, 33 
Hedgcock (G. G.), Chromogenic Fungi on Wood, 280 
Hedley (E. P.), the Absorption Spectra of Phthalic, Iso- 
phthalic, and Terephthalic Acids, Phthalic Anhydride 
and Phthalimide, 406-7 
Heen (P. De), Remarkable Luminous Effects Emanating 
from Electric Are Lamps at the Instant of a Flash of 
Lightning, 423 ; 
Helbronner (Paul), Altitude of the Grand Pic de la Meije, 
599 
Helium: Radium and Helium, Dr. B. Walter, 102; 
Radium, Actinium, and Helium, H. S. Allen, 126; 
Helium and Argon in Common Rocks, Hon. R. J. Strutt, 
F.R.S., 271; the Helium Line D, in the Solar Spectrum, 
Mr. Buss, 281; an Occurrence of Helium in the Absence 
of Radio-activity, Hon. R. J. Strutt, F.R.S., 390 
Hellmann (Dr.), a Simplified Method of Transforming 
Readings of Fahrenheit Thermometer into Centigrade 
Values, and vice versd, 85; Corr., 111 
Hellmann (Prof. G.), die Niederschlage 
deutschen Stromgebieten, 556 
Helmert (Prof.), the Systematised Observation of 
Variation of Latitude, 33 
Helmholtz (Hermann von), Leo Koenigsberger, 198 
Hemsalech (G. A.), Utility of Resonance Phenomena in 
the Production of Strong Electric Sparks, 383; Oscilla- 
tions of a Higher Order (Harmonics) in the Electric 
Spark, 599 
Henkel (F. W.), Halley’s Comet, 616 
Henri (Victor), Coagulation of the Latex of Caoutchouc 
and the Elastic Properties of Pure Caoutchouc, 455 
Henry (Alfred J.), Weather Forecasting by Synoptic Chart, 
in den nord- 
the 
14 
Henry (John R.), the Leonid Meteors, 30; the Lyrid 
Meteors, 560 
Henry (Louis), a Butyric Lactone and Unsymmetrical 
Dimethyl-butylene Glycol, 263; the Direct Dehydration 
of Dimethyl-isopropylgCarbinol, 503 
Henry (R.), the Habits of the Flightless Birds of New 
Zealand, 595 
Hercules Messier, the Second Globular 
Bohlin, 616 
Heredity: die stofflichen Grundlagen der Vererbung im 
organischen Reich, Eduard Strasburger, 98; Is there 
Determinate Variation? Prof. Vernon L. Kellogg, 237; 
Recent Progress in the Study of Variation, Heredity, 
and Evolution, R. H. Lock, 577 
Herger (Franz), Death of, 515 
Hergesell (Prof.), Wind Currents in the Vicinity of the 
Canary Islands, 211 
Herrick (J. C.), Dental 
Fulgur, 38 
Hertet (Prof. E.), Effect of Stimulating Organisms with 
Different Light-rays, 516 
Hess (F. L.), Rampart Gold-placer Region, Alaska, 256 
Hewitt (J. F.), the Romance of an Eastern Capital, F. B. 
Bradley-Birt, 297 
Hewitt (J. T.), the Association of Phenols in the Liquid 
Condition, 358; a New Mercuric Oxychloride, 358 
Hewlett (Prof. R. T.), Immunity in Infective Diseases, 
Prof. Elie Metchnikoff, 99; the Inflammation Idea in 
General Pathology, Dr. W. H. Ransom, F.R.S:, 90); 
the Milroy Lectures on Epidemic Disease in England, 
the Evidence of Variability and of Persistency of Type, 
Dr. W. H. Hamer, 99; Microbiologie Agricole, Dr. 
Edmond Kayser, 99; the Thompson-Yates and Johnston 
Laboratories Report. 351; Rapport sur l’Expedition au 
Congo, 1903-5, J. Everett Dutton and John L. Todd, 
351; Second Report of the Wellcome Research Labor- 
atories at Gordon Memorial College, Khartoum, Andrew 
Balfour, 351; Public Health, 544 
Hickson (Prof. S. J.), Coelenterata and Ctenophora, 31 
Highways and Byways in Berkshire, James Edmund 
Vincent, 149 
w 
Cluster in, Dr. Karl 
Apparatus of the Gastropod 
