KNOWLEDGE 



111. 



INDEX 



Ancient and Modern Hippopotami- 



By R. Lydekker 



Ancient Mammals of Britain— 



By R. Lydekker 



Animal Heat — 



By Vaughan Cornish ... 



Antarctic Birds — 



By W. S. Bruce 



Astronomical Photographs — 

 By C. EoBiNsoN 



Aurora and Zodiacal Light — 



By A. P. Skene 



Backhouse, T. W.— 



Letter ou Brooks' Comet 

 Letter on Orbit of y Andromedee 



Bacteria of Phosphorescence — 



By C. A. Mitcheli. 



Bark-Boring Beetles— 



By E. A. Butler 



Barnard, Prof. E. E.— 



Letter on Comparison of Star Photographs ... 

 Letter on Photographic Nebulosities in the 



Milky Way 



Probable Encounter of Brooks' Comet with a 



Disturbing Medium ... ... ... ... 34 



Magnifying Powers most useful in observing 



with Large Telescopes ... ... ... 97 



Black Aurora — 



Letters on; by J. Munro 86, 136 



Bloxam, A. G. — 



Liquid Chlorine ... ... ... ... 133 



Bremner, Miss C. S. — 



The Degeneration of Human Stature ... 273 



Brodie, Frederick J. — 



Rainfall of 1898 184 



Brooks' Comet— 



By T. W. Backhouse 117 



Brown, J. Walter- 

 Letter on Optical Phenomenon ... ... 39 



106 



169, 193, 221 



65 



208 



64 



116 



.. 117 

 228 



244 



16 

 17 



Bruce, William S. — 



Antarctic Birds ... ... .. ... 208 



Butler, E. A.— 



Bark-Boring Eestles ... ... ... 4 



Stinging Insects 40,53,77 



Insect Secretions 103, 121, 146, 176, 196, 223 



The Daddy-Longlegs 245 



The Glow- Worm 268 



Web of the Garden Spider ... .. ... 284 



Canals of Mars — 



By E. Walter Maunder 249 



Cellulose^ 



By Chas. a. Silberrad ... .. ... 230 



Central Equatorial Region of the Moon— 



By T. G\\-yN Elrer 276 



Changes of Form in Comets' Tails — 



By A. Cowper R.anyard ... ... ... 159 



Chess Column — 



Every month ; by C. D. Locock. 



Classic Double Star — 



By Miss A. M. Clerke 257 



Clerke, Miss A. M.— 



Is Beta Lyra; a Double Star? ... ... 128 



Prolonged Sunspot Minimum ... ... 206 



Progress of Astronomical Photography . . . 207 



Classic Double Star ... ... ... ... 257 



Climate of the Cambrian Period — 



By Prof. J. Logan Lobley ... ... ... 260 



Cloudscape Photographs — 



By H. C. Russell 182 



Coffin of the Builder of the Third Pyramid- 

 By .J. H. Mitchixer 32 



Comparison of Star Photographs — 



By Prof. E. E. Barnard 16 



Cornish, Yaughan — 



Animal Heat ... ... ... ... ... 65 



The i\Iaking of Diamonds ... .. 76 



Letter on the Formation of Diamonds ... 117 



Nature's Protest against Change ... ... 104 



The Rise of Organic Chemistry ... ... 267 



