XXXil 
Index 
Nature, 
June 13, 1907 
Mammals, E. Ingersoll, 176; Nature’s Carol-Singers, 
R. Kearton, 176; an Idler in the Wilds, T. Edwards, 
176; I go a-Walking through the Woods and o’er the 
Moor, 176; Brier Patch Philosophy, W. J. Long, 176; 
Birds Shown to the Children, M. K. C. Scott, 176; the 
Division of Labour amongst Bees, Gaston Bonnier, 190; 
Observations of a Naturalist in the Pacific between 1896 
and 1899, H. B. Guppy, 217; Manner in which the 
Parasitic Fish Fievasfer affinis Effects an Entrance into 
the Body of the Sea Cucumber, E. Linton, 348; Remark- 
able ‘‘ Encystment’’ undergone by British ‘* Water- 
Bear ’’ (Macrobiotus), James Murray, 349; Sand-dwell- 
ing Insects, C. A. Hart and H. A. Gleason, 399; Hailey- 
bury Natural History Lectures, 434; Animal Artisans 
and other Studies of Birds and Beasts, C. J. Cornish, 
437; an Incident in Ant Life, Major Sampson, 478; 
Nature Knowledge in Modern Poetry, Alexander Mackie, 
485 ; 
Breeding Habits of British Bats, Arthur Whitaker, 495 ; 
Golden Carp attacked by a Toad, Prof. Adrian J. Brown, 
534; a Fauna of the Tay Basin and Strathmore, J. A. 
Harvie-Brown, Supp. to March 14, vii 
Nature and Science, Paradoxes of, Dr. W. Hampson, 341, 
606; the Reviewer, 606 
Naval Architecture: Death and Obituary Notice of Sir 
Edward J. Reed, K.C.B., F.R.S., Dr. Francis Elgar, 
F.R.S., 153; Ancient and Modern Ships, Sir George 
C. K. Holmes, 506; the Institute of Naval Architects, 
522; Influence of Machinery on the Gun-power of the 
Modern Warship, James McKechnie, 522; Instruments 
for Measuring the Power given off by Turbines, A. 
Denny, 523; J. H. Gibson, 523; Gyroscopic Apparatus 
for Steadying Ships, G. R. Dunell, 561 
Naval and Military Services, Service Chemistry, .a Short 
Manual of Chemistry and its Applications in the, Vivian 
B. Lewes and J. S. S. Brame, 266 
Naval Observatory, United States, 378 
Navigation: How to Learn on Shore the Rule of the 
Road at Sea, E. W. Owens, Commander H. C. Lockyer, 
126; Position-line Star Tables, for Fixing Ship’s Posi- 
tion by Reduction to Meridian and Prime Vertical with- 
out Logarithmic Calculation, H. B. Goodwin, 197 
Neave (S. A.), Mollusca Collected by, in South-east 
Rhodesia, J. Cosmo Melvill and R. Standen, 216 
Nebula, a New, Rev. T. E. Espin, 593 
Nebula, a Remarkable, Prof. Max Wolf, 281 
Nebulz, some Remarkable Small, Prof. Barnard, 159 
Negroes, Niger Delta, Major Arthur Glyn Leonard, 602 
Neogi (P.), the Interaction of the Alkyl Sulphates with 
the Nitrites of the Alkali Metals and Metals of the 
Alkaline Earths, 23 
Neolithic Man in North-east Surrey, Walter Johnson and 
William Wright, 124 
Neon in Radio-active Minerals, Presence of, Hon. R. J. 
Strutt, F.R.S., 102 
New South Wales Linnean Society, 72, 191, 311 
New South Wales, the Plants of, W. A. Dixon, 366 
New South Wales Royal Society, 191, 287, 480 
New York Meeting of the American Association, 352 
New Zealand: Manual of the New Zealand Flora, T. F. 
Cheeseman, 293; Geology of the Hokitika Sheet, J. M. 
Bell and Colin Fraser, 306; the Habits of the Flightless 
Birds of New Zealand, R. Henry, 595 
Newcomb (Prof. Simon), Side-lishts on Astronomy and 
Kindred Fields of Popular Science, Essays and Addresses, 
204 
Newth (G. S.), Smaller Chemical Analysis, 581 
Niagara Falls, the Transmission of Electrical Energy at, 
3 
Niagara Falls, Rate of Recession of, G. K. Gilbert, 607 
Nicholls (W. W. S.), Condensation of Salicylamide with 
Aryl Aldehydes, 407 
Nichols (H. W.), New Forms of Concretions, 596 
Nickel, the Atomic Weight of, Dr. Charles G. Barkla, 
368; F. E. Hackett, 535 
Niederschlage in den norddeutschen Stromgebieten, die, 
Prof. G. Hellmann, 556 
Niger, the Lower, and 
Leonard, 602 
Nijland (Prof.), the Mira Maximum of 1906, 17; Comet 
19068, 137 
its Tribes, Major Arthur Glyn 
Hunting and Shooting in Ceylon, H. Story, 492 ;>- 
Nile, the Physiography of the River, and its Basin, Cap- 
tain H. G. Lyons, 17 
Nitrogen, Inversion Temperature for Air and, Prof. K. 
Olszewski, 379. 
Nobel Prize Awards, 134 
Nobel Prizes, the, 155 
Noble (Sir Andrew, Bart., K.C.B., F.R.S.), Artillery and 
Explosives, 174 
Noble (J. W.), Emerald Green Sky Colour, 199 
Nodon (Dr. A.), the Electrical Influence of the Sun, 469 
Nomenclature of the Proteins, W. S. Giles, 439 
Nopesa (Dr. Baron F.), the Origin of Flight, 478 
Norman (Canon A. M., F.R.S.), the Crustacea of Devon 
and Cornwall, 387 
Norsemen in the Orkneys and the Monuments they have 
left, Monumenta Orcadica, L. Dietrichson, J. W. 
Cursiter, 315 
Nova 156.1900, a New Variable or, Prof. E. Millosevich, 
615 : 
Nova Sagittarii, Observations of, Prof. Barnard, 137; see 
Astronomy 
Novy (M.), the Bacterial Nature of ‘‘ Spirochztes,”’ 180 
Nubian Antiquities, Profs. Karl Schmidt and H. Schafer, 
178 
Nutrition, the Elements of the Science of, Prof. Graham 
Lusk, 413 
Nutton (H.), the Potential of Hydrogen Liberated from 
Metallic Surfaces, 621 
O'Sullivan (Cornelius, F.R.S.), Death of, 253; Obituary 
Notice of, 277 
Observatories: Greenwich Observatory and the Power 
Station, 16; the Cape Observatory, Sir David Gill, 40; 
the Bologna Observatory, Prof. Rajna, 41; the United 
States Naval Observatory Publications, 86; United 
States Naval Observatory, 378; Annales de 1’Observ- 
atoire météorologique, physique et glaciaire du Mont 
Blanc, 203; the Companion to the Observatory, 257; 
Stonyhurst College Observatory, Father Sidgreaves, 593 ; 
Annals of the Astronomical Observatory, Harvard 
College, 593 
Oceanography : Oceanographical Research, 307; Northern 
Waters, Captain Roald Amundsen’s Oceanographic 
Observations in the Arctic Seas in 1901, with a Dis- 
cussion of the Origin of the Bottom-waters of the 
Northern Seas, Fridthjof Nansen, 563 
Offord (Joseph), the Green Tints of Sunsets, 342 
Oil-pipe Lines, New, 300 
Oldham (R. D.), the Valparaiso Earthquake, August 17, 
1906, 439 
Olszewski (Prof. K.), Inversion Temperature for Air and 
Nitrogen, 379 
Opium, Anti-, Drug, L. Wray, 613 
Optics: ‘* Unilens,’’ Major Baden-Powell, 15; Influence 
of Spectral Colours on the Sporulation of Various Species 
of Saccharomyces, J. E. Purvis and G. R. Warwick, 
95; Recent Progress in Magneto-optics, Prof. P. Zeeman 
at Royal Institution, 138, 160; Refractive Indices of 
Water and Sea-water, J. W. Gifford, 165; Luminosity 
produced by the Rubbing or Knocking together of 
Various Forms of Silica, R. L. Taylor, 189; ‘‘ Chemi- 
luminescence,’’ Prof. E. Wedekind, 208; Perception of 
Relief by Monocular Vision, T. Terada, 224; A. E. 
Smith, 321; Fluorescence and Magnetic Rotation Spectra 
of Sodium Vapour, Prof. R. W. Wood, 230; Talbot’s 
Law as applied to the Rotating Sectored Disc, Mr. 
Hyde, 233; Death of T. R. Dallmeyer, 253; Obituary ~ 
Notice of, 279; Photoelectric Fatigue of Zinc, H. Stanley 
Allen, 262; Improvements in Spectrophotometers, F-. 
Twyman, 382; Transactions of the Optical Society, 
London, 451; Periscopic Lenses in Spectacles, W. A. 
Dixey, 451; Direct Stereoscopic Projection, Theodore 
Brown, 451; a Method of Testing Prisms, S. D. 
Chalmers, 451; Measurement of Absorption in Tinted 
Glasses, L. W. Phillips, 451; Remarkable Luminous 
Effects Emanating from Electric Arc Lamps at the 
Instant of a Flash of Lightning, P. De Heen, 423; 
Optical Intensification of Paintings, Prof. R. W. Wood, 
424; Influence of Temperature on Absorption in Crystals, 
Jean Beequerel, 455; Effect of Stimulating Organisms 
