Index 
[ Nature, 
June 9, 1904 
XVI 
Cockerell (Prof. T. D. A.), an Interesting Yucca, 198; 
Ambidexterity, 317 
Cocks (A. H.), Period of Gestation in the Badger, 232; 
the Gestation of the Badger, 541 
Codling-moth and Damage Inflicted by 
C. B. Simpson, 232 
Coehn (Alfred), Electrochemical Behaviour of Radium, 567 
Coffey (George), Exploration of the Caves of Kesh, County 
Sligo, 189 
Cohen (Dr. J. B.), Asymmetric Synthesis, 438; Reduction 
of 2:6-Dinitrotoluene with Hydrogen Sulphide, 574 
Cole (Prof. Grenville A. J.), Exploration of the Caves of 
Kesh, County Sligo, 189; Geographic Influences in 
American History, Albert Perry Brigham, 315; Reisen in 
den Molukken, in Ambon, den Uliassern, Seran (Ceram) 
und Buru, Prof. K. Martin, 457 
Collie (J. Norman, F.R.S.), Climbs and Explorations in the 
Canadian Rockies, 84 
Colour as a Factor in Organic Adaptation, 
Hargitt, 404 
Colour Relation between Lepidopterous Larvze and Their 
Surroundings, Prof. Poulton, 549 
Colour-blind Persons, the Two Classes of, 
Edridge-Green, 71 
Coloured Haze around the Moon, Angus Rankin, 344 
Colouring Matters, a Systematic Survey of the Organic, 
Arthur G. Green, Prof. R. Meldola, F.R.S., 529 
Colours of Jupiter’s Belts, Periodical Changes in 
Stanley Williams, 16 
Colours, Subjective, T. W. Backhouse, 489 
Colquhoun (Walter), the Blondlot or n-Rays, 534 
Colson (Albert), Action of Chlorine on Barium Acetate, 24; 
the Acetates of the Alkaline Earths, 192; Application of 
the Blondlot Rays to Chemistry, 600 
Colton (Prof. Buel P.), Elementary Physiology 
Hygiene, 267 
Combes (M.), the Various Attempts to Obtain the Diamond 
Artificially, 113 
Combustion, Liquid Fuel and its, W. H. Booth, 196 
Comets: the Multiple Fail of Comet 1903 c, Prof. Barnard, 
16; Absorption of Star Light by Comet 1903 c, Prof. 
Max Wolf, 114; Search-Ephemeris for Faye’s Comet, 
E. Strémgren, 65; Ephemeris for Winnecke’s Comet, 
207; Periodical Comets due this Year, W. T. Lynn, 
282; Peculiar Forms of Comets’ Tails, Prof. E. E. 
Barnard, 330; Photographic Observations of Borrelly’s 
Comet (1903 c), Sebastian Albrecht, 568; Absorption of 
Star-light by a Comet’s Tail, Dr. Max Wolf, 589; 
Return of Brooks’s Comet, Prof. Kobold, 589; Comet 
1904 a, Prof. Pickering, 620; Elements and Ephemeris 
for Wolf’s Comet (1884 III.), A. Berberich, 620 
Commemoration Day at the University of Glasgow, 612 
““Companion to the Observatory,’’ the, 207 
Computation of Elements for an Annular Eclipse, the, Herr 
Zwack, 568 
Concentric Hemispherical Shells, Attraction between, 
George W. Walker, 560; Prof. A. Gray, F.R.S., 560 
Conduché (A.), a New General Reaction of Aldehydes, 624 
Conduction of Electricity through Gases, J. J. Thomson, 
Bares, 
its Caterpillar, 
Prof. C. W. 
Dr EF. W. 
the, 
and 
Conferences of Science Teachers, Recent, Wilfred Mark 
Webb, 282 
Congress for School Hygiene, the First International, 
572 
Conn (Prof. H. W.), Bacteria in Milk and its Products, 
28; Relation of Temperature to the Keeping Property of 
Milk, 303 
Conservation of Energy, 
G. H. Bryan, F-.R.S., 
Conservation of Mass, 
O. W. Richardson, 606 
Considére (M.), Influence of Lateral Pressures on Crushing 
Resistance of Solids, 623 
Constant (M.), a Variety of Filiform Carbon, 48 
Continental Journeyings, Fragments from, A. R. Sennett, 
gI 
@onanental State Aid for Agriculture, T. S. Dymond, 
Convection électrique, Recherches Contradictoires 
l’Effet magnetique de la, Harold Pender 
Crémieu, 32 
Cook (S. R.), Escape of Gases from Atmospheres, 487 
Relative Motion and the, Prof. 
222 
Radio-activity and the Law of, 
181 
sur 
and Victor 
Cooke (W. T.), the Action of Water -and Dilute Caustic 
Soda Solutions on Crystalline and Amorphous Arsenic, 
142 
Coolidge (Mr.), Electrical Conductivity of Aqueous Solu- 
tions at High Temperatures, 377 
Cooperation in Solar Observations, Prof. Ricco, 473 
Coppock (John B.), Radium Débris, 365 
Coral Reef Committee of the Royal Society, Report of the, 
the Atoll of Funafuti, 582 
Coral Reefs, the Formation of}, Ji 
581; Ernest H. L. Schwarz, 581 
Cordemoy (A. de), Les Produits coloniaux d’Origine 
animale (Bibliothéque Coloniale), 28 
Cornwall (E. M.), ‘‘ Playground”? of Bower-bird Sceno- 
paeus dentirostris, 47 
Corrections in Nomenclature: Orang Outang, Ca’ing 
Whale, Dr. Henry O. Forbes, 343; Ca’ing Whale, J. A. 
Harvie Brown, 370 
Cortie (Father), on Solar Prominences and Terrestrial 
Magnetism, 44 
Costanzo (S.), the Relationship between the Wind and Tro- 
mometric Movements, 161 
Cotton Plant, a Formidable Enemy to the, W. 
499 
Cotton Worm, the, 112 
Couchet (Ch.), on the Reduction Phenomena Produced by 
the Action of Alternating Currents, 384 
Coulter (J. M.), Morphology of Angiosperms, 361 
Coupin (Henri), on the Assimilation of Alcohols and Alde- 
hydes by Sterigmatocystis nigra, 384 
Coville (F. V.), Desert Botanical Laboratory of the Car- 
negie Institution, 569 
Cox (Mr.), Stars and Sextants, 532 
Cranial Casts, Prof. G. Elliot Smith, 
BeReSec 
Craniology : on Skulls from Round Barrows in East York- 
shire, Dr. William Wright, 167 
Crapper (Ellis H.), Electric and Magnetic Circuits, 243 
Cray-fish, an Undescribed Gill-plume in the, Prof. E. 
Lankester, F.R.S., 270 
Crémieu (Victor), Recherches Contradictoires sur 1’Effet 
magnetigue de la Convection électrique, 32; a Quadrifilar 
Azimuth Balance, 599 
Cretaceous Rocks of Britain, vol. ii., the Lower and 
Middle Chalk of England, A. J. Jukes-Browne, 133 
Critical State, the, 217 
Crop Production, the Chemistry of the Soil as Related to 
M. Whitney and F. K. Cameron, 58 
Crossley (A. W.), 3 :5-Dichloro-1 :1 :2-Trimethyl-A?* 
Dihydrobenzene, a Correction, 95 
Crustacea: an Undescribed Gill-plume in the Cray-fish, 
Prof. E. Ray Lankester, F.R.S., 270 
Crystallisation Microscope Adapted to the Determination of 
the Melting Points of Silicates and Silicate Mixtures, 
Prof. C. Doelter, 350 
Crystallography : Mathematical Crystallography and the 
Theory of Groups of Movements, Harold Hilton, 100; 
Connection between the Atom Arrangements of the Crys- 
tals of Certain Allied Carbon Compounds, W. Barlow, 
57<; Irregularly Developed Crystals of Zircon from Cey- 
lon, L. J. Spencer, 575; Indices of Refraction of Anti- 
monite, A. Hutchinson, 575 
Cuming (E. D.), the Arcadian Calendar, 364 
Cumming (A. C.), Formation of Urea by the Direct Hydro- 
lysis of Lead Cyanate, 165 
Cunningham (Lieut.-Colonel Allan), on Some Tropa of 
Fermat’s Numbers, 165; Factorisation of 13°°—1, 599 
Cunningham (Lieat:-Colonel D. DE ESRES:)s sone Indian 
Friends and Acquaintances, a Study of the Ways of 
Birds and Other Animals Frequenting Indian Streets and 
Gardens, 433 
Cunningham-Craig (E. Hubert), 
Loch Lomond District, 119 
Curie (M.), Gases Given Off or Occluded by Radium Bro- 
mide, 335, 399; Examination of a Sample of Gas Occluded 
in Radium Bromide, 444; Disappearance of the Radio- 
activity Induced by Radium on Solid Bodies, 503; Law 
of Disappearance of the Activity Induced by Radium after 
Heating the Substances Rendered Active, 528 
Curie (Mdme. S.), Radio-active Substances, 136 
Curious Shadow Effect, H. M. Warner, 296; John A- 
Stanley Gardiner, 371, 
F. Kirby, 
7; Prof. J. Symington, 
Ray 
Metamorphism in the 
