KNOWLEDGE 



Books, Reviews of— 



Indian Seas, A Naturalist iu. By A. AU'ock, M B., 



F.B.S. ... ... ..." ... ... 37 



Jena Glass and its Scientific and Industrial 



Applications. By Dr. H. Horcstadt ... ... 64 



Linianoi'a. By Godfrey Swercn ... ... 283 



Mammals, Mostly. By R. Lydckker ... ... 283 



Microscopy, Modem. Bv M. I. Cross and Martin 



J.Cole" ... ..." ... ... ... 87 



Naturalists' Calendar, A. By Leonard Blomeiield .. 283 

 New South Wales, Eoyal Society of. Journal and 



Proceedings of the ... ... ... ... 13 



Nucleus, The Structure of the. By Carl Barus ... 209 



Observations, Theory of. By T. N. Thiele ... 233 



ObserratorT, West Hendon House, Publications of. 



By T. W. Backhouse ... ... ... 38 



Optics, Geometrical. By Thomas H. Blakesley ... 186 

 PalsEOntology, Zittel's Text-Book of. Translated by 



C. E. Eastman and others ... ... ... 64 



Pelee, Mont, and the Tragedy of Martinique. By 



Angcio Heilprin ... ... ... ... 87 



Philosophy, History of. By W. Turner, S.I.D. ... 258 



Photo-Micrography, Elementary. By W. Bagshaw 38 



Photo-Micrography, Practical. By Andrew Pringle 3S 



Physics, A Text- Book of. By Prof. J. H. Poynting, 



F.B.S., and Prof. J. II. Thomson, r.E.s.,.. " ... 39 



Quekett Microscopical Club, The Journal of the ... 159 

 Radiant Energy and its Analysis. By E. L. Larkiu 208 

 Radium and other Eadio-Active Substances. By 



W. J. Hammer ... ... ... ... 257 



Bain, On the Distribution of, orer the British Isles 



during the Year 1902. By H. S. WaUace and 



H. R. MiU... ... " ... ... ... 209 



Smithsonian Physical Tables ... ... ... 283 



Soil, The : An Introduction to the Scientific Study 



of the Growth of Crops. By A. D. Hall ... 185 



Spiders, The Common, of the United States. By 



James H. Emerton ... ... ... .., 39 1 



Spirals in Nature and Art. By T. A. Cook ... 135 



Stiirs, Tables for Identifying Unknown. By 



Herbert W. Harrey ... ... ... ... 88 



Steel and Iron. By A. H. Hioms ... ... 282 



Terrestrial Phenomena, Natural Law in. By W. 



Digby, c.E. ... ... ... ... 186 i 



Tsimshian Texts ... ... ... ... 186 j 



UuiTerse, On an Inversion of Ideas as to the Structure 



of the. By Prof. Osborne Reynolds, f. e. s. ... 38 



Universe, The Sub-Mechanics of the. By Prof. 



Osborne Reynolds, F.E.s. ... ... ... 135 



Volcanic Studies in Many Lauds. By Tempest 



Anderson, M.D. ... " ... ... ... 186 



Waves and Ripples in Water, Air and Jither. By 



Prof. J. A. Fleming, F.E.8. ... ... ... 113 



Zoology, A Treatise on. By E. Ray Lankester ... 234 



Bower, James B.— 



Letter on The Biblical " Mazzarotli " ... 133 



Burchardt, E. i.— 



Letter on The Purple Flowers of the Wild 

 Carrot 256 



Burkitt, F. C— 



Letters on The Cross of St. Sophia 



Buss, Albert Alfred- 



Si, 181 



Letter on Solar Activity and Terrestrial 

 Magnetism ... . . ... ... 155 



Butterflies, Protective Resemblance in- 



Letter on ; by Jos. F. Green 



278 



Carrot, The Purple Flowers of the Wild- 

 Letter on; by E. A. BuECHARDT 256 



Chess Column — 



By C. D. LococK 



... 23, 47, 71, 9i, 119, 143, 

 167,191,215, 240, 263, 287 



Clark, Frederick Noad — 



Photography of Opaque Objects 



20, 45 



Gierke, Miss Agnes M., F.R.A.S.— 



The Sun's Dusky Veil 



Letter on Man's Place in the Universe 



Modern Cosmogonies — 



The Nebular Hypothesis ... 57 



Criticisms of the Nebular Hypothesis . . . 104 

 The Nebular Hypothesis Varied and 



Improved ... 

 Tidal Friction as an Agent in Cosmogony. . . 

 The Fission of Rotating Globes 



7 

 108 



148 

 196 

 251 



Clouds as seen trom Cloud Level — 



By John M. Bacon 



Cobbold, Paul A.— 



Letter on Curious Sunset Phenomenon 



Cole, Grenville A. J., M.R.I.A., F.G.S — 



Tirerrill and Drumahair 



Collier, J.— 



Cross-Fertilization in Sociology 



The Struggle for Existence in Sociology 



Comet b 1902 (Perrinej, Photographs of— 

 By Isaac Bobebts 



114 



256 



235 



25, 77 



138, 187, 

 241,266 



