KNOWLEDGE. 



vu. 



Lightning, Tree Struck by^ 



Letter on : by A. C. ... 



Letter on ; by Howard B. Little ... 



Letter on; by Baron N. K.\ulbabs ... 



Letter on ; by Lord Hampton 



Letter on ; by P. de Jersey Geut ... 



Little, Howard B. — 



Electricity as an Exact Science. 



I. Tradition, etc. ... 

 II. Units and Measurements 



III. Arbitrary Assumptions and Expres- 



sions ... 



IV. Experience, its Value, and its Danger 

 V. Electrical Eeasoning and Incontrover- 

 tible Electrical Fact 



VI. The Relation of Modern Electrical 

 Practice to its History, its Units, 

 and its Reasonina; ... 



18 



38 



227 



252 



277 



19 

 64 



100 

 163 



211 



246 



38 



108 



Letter on Tree Struck by Lightning ... 

 Letter ou The Need for a better Interchange 

 of Scientific Thought 



Locock, C. D., B.A.— 



Chess Column ... 23,47,71,95,119,143,107. 



191, 215, 239, 263,287 



Locusts in England — 



Letter on ; by Jos. F. Green ... ... 84 



Longitude of the Earth's Perihelion — 



Letter on ; by " Perplexed " 



62 



Ivory, Mammoth — 



By R. Lydekker ... -. . ... 67 



Jenner, Sir William — 



Obituary Notice of ... . . ... ... 37 



Earkinokosm, The, or World of Crustacea — 



By Rev. T. R. R. Stebbing. 



VII. The Box Crustacea 29 



VIII. The Door- Shell Crustacea 87 



IX. La Dignite du Chez-Soi 137 



X. Weapons and WUes ... ... ... 171 



XL Taste and Try 224 



XII. A Breath of Water 282 



Kaulbars, Lt. General Baron N. — 



Letter on Tree Struck by Lightning . . 227 



Keane, A. K. — 



Letter on " Man ; Past and Present" ... 251 [ 



Kodaikanal, The New Observatory at^ I 



Letter on ; by R. de Beaubepaiue LorvAftNY 16 ' 



Leonids, The Shower of, in 1899 — 



By W. F. Denning 286 



Leonis, R. — 



Letter on ; by DA\^D Flaneey ... ... 258 



Lydekker, R. — 



Mammoth Ivory ... ... ... ... 67 



Mother-of- Pearl and its Sources 97 



Sponges and the Sponge Trade .. ... 145 



A Contrast in Noses 174 



Shells as Ornaments, Implements, and 



Articles of Trade 242 



MacDowall, Alex. B., M.A.— 



The Fluctuations of Rainfall 54 



London Summers near Sunspot Minima . . . 209 



" Man : Past and Present "— 



Letter on ; by A. K. Ke.\ne ... ... ... 251 



Mare Crisium, Sunset on the — 



By E. Walter M.WNDER 60 



Markwick, Colonel E. E., F.R.A.S.— 



Letter on The Nebula N.G.C. 2237-9 Mono- 

 cerotis 179 



Martin, C. E.— 



Letter on The Shooting of Rare Birds ... 38 



Maunder, E. Walter, F.R.A.S.— 



Comparative Photographic Spectra of the 



Brighter Stars 40 



Sunset on the Mare Crisium 60 



Wide .\ngl6 Photography in Astronomy . . . 86 



An Anglo-Saxon '• Story of the Heavens " ... 106 



The Zodiacal Coins of the Emperor Jahangir 155 

 Hippalus and its Surroundings 



275 



Louvagny, R. de Beaurepaire, S.J. — 



Letter on The New Observatory at Kodaikanal 16 



McPherson, Dr J. G., F.R.S.E.— 



The Energy of Rontgen Rays 148 



Medals of the Royal Society — 



Note on ... ... ... ... ... 13 



Memory Without Reason — 



Letter on ; by C. CRoncn 228 



Meteors, The November, in 1898 — 



By Edward C. Pickering ... ...» ... 39 



Meteors, The November, of 1899— 



By Edward C. Pickering 250 



Microbes in Co-operation — 



By G. Clarke Nutt.all ... ... .. 151 



Microscopy — 



By .John H. Cooke ... 22. 45, 70, 92, 118, 140. 

 165, 190, 214, 238, 261, 285 



MUls, John, F.R.A.S.— 



The Nervous System of our Empire ... 42 



Mira Ceti — 



Letter on ; by Walter E. Besley ... ... £8 



Letter on ; by David Flanery ... 109, 253 



