XXIV 



Index 



[Ndtme, 

 August 12, 1922 



265 ; Laboratory for the Cleaning, etc., of. Report of 



a. Dr. A. Scott, 119 

 Antiseptic Action and Chemical Constitution, Relationships 



between. Prof. J. B. Cohen, Prof. C. H. Browning, R. 



Gaunt', and R. Gulbransen, 255 

 Antitrades, The, Dr. W. van Bemmelen, 172 ; Sir Napier 



Shaw, 206 

 Antityphoid Vaccination by Scarification, A. Lumi^re and 



J. Chevrotier, 632 

 Ants, The Poison of, New Observations on, R. Stumper, 



258 

 Apogamous Reproduction, Dr. C. H. Ostenfeld, 218 

 Apparatus for determining the Standard Deviation 



Mechanically, Dr. W. L. Balls, 534 

 Apple Industry of North America, The Commercial, J. C. 



Folger and S. M. Thomson, 645 

 Apples in Storage, Diseases of, Mrs. M. N. Kidd, 462 

 Arabia, New Surveys in, D. Carruthers, 756 

 Arabian Medicine : Being the FitzPatrick Lectures de- 

 livered at the College of Physicians in November 



1919 and November 1920, Prof. E. G. Browne, 438 

 Arabic Chemistry, E. J. Holmyard, 778 

 Araucaria imbricata, Raising of Plants from Seeds of, J. 



Anderson ; W. J. Bean, 87 ; Sir Herbert Maxwell, 



209 

 Archer's Bow in the Homeric Poems, The, H. Balfour, 91 

 Archaeology: European, Prof. R. A. S. Macalister. Vol. i. 



The, Palaeolithic Period, 605 : in Mexico, 59 

 Arctic: Basalts, The Magnetic State of, P. L. Mercanton, 



667 ; Coast of Asia, New Surveys on the, H. U. 



Sverdrup, 423 ; Expedition, Capt. R. Amundsen to 



co-operate with the Dept. of Terrestrial Magnetism 



of the Carnegie Institution of Washington in his, 280 ; 



Exploration, New Methods of, Dr. H. R. Mill, 636 ; 



Seas, Ice in the, in 1921, 489 ; The Friendly, The 



Story of Five Years in Polar Regions, V. Stefansson, 



636 

 Argentine Republic, Botany of the, 60 

 Aristotelian Society, Proceedings of the. New Series — 



Vol. xxi., 371 

 Arithmetic and Accounts, Commercial, A Short Course in, 



A. R. Palmer, 644 

 Arsenic, Colloidal Sulphide of. The Flocculation of, A. 



Boutaric and M. Vuillaume, 799 

 Art, Standards and Principles in, A. H. Hannay, 256 

 Arthropoda, Studies on. Dr. H. J. Hansen, 456 

 Aryan Problem, Bronze Swords and the, H. Peake, 563 

 Aspergillus Niger, The Energy Yield in the Growth of, 



iL. F. Terroine and R. Wurmser, 831 

 Assam, Native Life in the Highlands of, H. Balfour, 539 

 Astigmatism, An Improved Subjective Test for, H. S. 



Ryland, 830 

 Astrographic Catalogue, The, 24 ; The Perth Section of 



the, 386 

 Astronomical: Chronography of Precision, An, H. Abraham 



and R. Planiol, 29 ; Photography for Amateurs, H. 



H. Waters, 339 ; Union, International, Dr. A. C. D. 



Crommelin ; Prof. W. W. Campbell elected President, 



727 



ASTRONOMICAL NOTES. 

 Comets : 



Comet Notes, 186 ; Reid's Comet, 1922 (a), H. E. 

 Wood, 422 ; New Comet, Skjellerup, 690 ; .Comets, 

 Dr. Steavenson, and others, 725 

 Instruments : 



A Printing Chronograph, 217 ; Proposed 50-foot 

 Reflector, Prof. Todd and Mr. McAfee, 592 

 Meteors : 



The Shower of January Meteors, W. F. Denning, 55 ; 

 A Bright Fireball, G. E. Sutchfie, 55 ; Meteoric 

 Shower of December 4-5, 1921, W. F. Denning, 121 ; 

 Fireball observed in Sunshine, W. F. Denning, 217 ; 

 Detonating Fireball in Sunshine, W. F. Denning, 249 ; 

 Meteoric Fireballs, 318 ; The Shower of Lyrids, 528 ; 

 The April Meteors, W. F. Denning, 560 ; Large 

 Fireball, 725 ; The Meteors of Pons-Winnecke's 

 Comet, W. F. Denning, 824 

 Observatories : 



The Einstein Tower, 24 

 Planets : 



Conjunction of Mars with a Star, W. F. Denning, 186 ; 

 Saturn, W. F. Denning, 318 ; The Illumination of the 

 Eclipsed Moon, L. Richardson, 318 ; The Stellar Mag- 

 nitude of the Ringless Saturn, J. van der Bilt, 352 ; 

 Planetary Observations at Setif, Jarry-Desloges, 386 ; 

 The Approaching Opposition of Mars, 386 ; Ratios of 

 Planetary Distances, F. A. Black, 422 ; The Position 

 of Neptune's Equator, A. Newton, 528 ; Jupiter and 

 his Markings, W. F. Denning, 391 ; Observations of 

 Venus, A. Rordame, Prof. St. John, 592 ; The Planet 

 Mercury, W. F. Denning, 623 ; Changes on the Moon, 

 Prof. W. H. Pickering, 690 ; Prof. Brown's New 

 Lunar Tables, 690 

 Stars : 



Changes in the Crab Nebula, J. C. Duncan, 24 ; Move- 

 ments in Spiral Nebulae, Dr. J. H. Jeans, 55 ; The 

 Origin of Binary Stars, Dr. J. H. Jeans, 89 ; The 

 Orbit of Castor, Dr. W. Doberqk, 89 ; Spectrum of a 

 Cygni, Dr. W. H. Wright, 89 ; Deduction of Star- 

 distances from Proper Motions, Prof. H. N. Russell, 

 121 ; The Pleiades, R. Trumpler, 152 ; Internal 

 Motions in the Spiral Nebula M 81, Dr. van Maanen, 

 186; NovaPuppis, 1902, Miss Woods, 217; Movements 

 in Spiral Nebulae, Dr. van Maanen, 249 ; Relation of 

 Spectral Type to Magnitude, Dr. H. Shapley and 

 Miss Annie J. Cannon, 281 ; Comparison of Speed of 

 Blue and Yellow Light, 318 ; Parallaxes and Proper 

 Motions, Dr. van Maanen, 318 ; The Definition of a 

 Nova, Rev. J. G. Hagen, 352 ; Stars of Class A in the 

 Solar Cluster, Dr . H . Shapley and Miss Annie J . Cannon, 

 386 ; The Light-Curve of Nova Cygni, 1920, 386 ; 

 Stars of the /3 Canis Majoris Type, F. Henroteau, 422 ; 

 A Study of Obscure Nebulae, Rev. J. G. Hagen, 455 ;- 

 Recent Magnitudes of Novae, Dr. W. H. Steavenson, 

 455 ; Evening Stars, 488 ; The Distances of the Short- 

 Period Cepheid Variables, Prof. J. C. Kapteyn and 

 P. J. van Rhijn ; Dr. Shapley, 488 ; Determination of 

 Star Magnitudes by a 'Thermopile, J. Schilt, 528 ; 

 Eccentricity of Double - Star Orbits, Prof. H. N. 

 Russell, 560 ; Effective Temperatures of Stars, Dr. 

 W. W. Coblentz, 560 ; Progressive Latitude Changes, 

 Prof. F. Schlesinger, 560 ; A New Variable in Cygnus, 

 S. Williams, 656 ; The Search for New Stars, 824 ; 

 Colours of Binary Stars, P. Doig, 824 

 Sun 



The Total Solar Eclipse of next September, 152 ; The 

 Partial Solar Eclipse of March 28, 352 ; Photography 

 of the Ultra-violet Solar Spectrum, C. Fabry and H. 

 Buisson, 352 ; The Sun's Rotation from Spectro- 

 heliograms, 422 ; Total Eclipse of the Sun, 591 ; 

 Solar Researches, 592 ; The Spectrum of the Corona 

 in 1918, 656 

 Miscellaneous : 



The Astrographic Catalogue, H. B. Curlewis, T. P. 

 Bhaskaran, L. Herrero, 24 ; Spectral Evidence of a 

 Persistent Aurora, V. M. Slipher, 55 ; Popular 

 Astronomy in Sweden, 121 ; A Criticism of Major- 

 ana's Theory of Gravitation, Prof. H. N. Russell, 352 ; 

 The Perth Section of the Astrographic Catalogue, 386 ; 

 Slides of Photographs taken at Yerkes Observatory, 

 386 ; Wireless Time - Signals, Prof. Sampson, 422 ; 

 Spectroscopic Parallaxes with Objective Prism 

 Spectrograms, Dr. H. Shapley and B. Lindblad, 422 ; 

 Spectroscopic Study of Procyon's Orbit, Dr. Lunt, 

 455 ; A Catalogue of Double Stars, 592 ; Advances 

 in Astronomy, 623 ; Determination of Luminosities 

 by Spectrophotometry, B. Lindblad, 656 



Astronomy: A Century of. Prof. A. S. Eddington, 815; 



Advances in, 623 ; Popular, in Sweden, 121 

 Asymmetry, The Notion of, T. Iredale, 779 

 Athenajum Club, Prof. F. G. Hopkins and Dr. W. H. R. 

 Rivers elected Members of the, 247 ; Drs. E. Barker, 

 A. E. Cowley, and G. C. Simpson elected Members of 

 the, 420 ; Sir F. W. Duke, Sir Berkeley G. A. Moyni- 

 han, and Sir Ronald Ross elected Members of the, 526 

 Ather and Urather, tjber, Prof. P. Lenard, 739 

 Atlantis and the Quaternary Regression, P. Negris, 94 

 Atmosphare, Die Zirkulation der, in den gemassigten 



