KNOWLEDGE 



ui. 



INDEX. 



Algol— 



The System of Algol ; paper by Miss A. M. 



Clerke . . ... . . . . ... 86 



Ant— 



Wbat is an Ant? bv E. A. Butler 27 



The Life of an Ant" 43, 76 



Ants' Companions ... ... 94, 104 



Atlantic— 



The Currents of the Nortii Atlantic ; by 



Richard Beynox ... ... ... ... loo 



Atmosphere— 



The Moon's ; article by A. C. Eanyard' 



Atomic Weight — 



J. S. Stas's Researches as to 



50 



74 



Auriga — 



Theories as to Sudden Brightening of the 

 Nova in Auriga ... ... ... ... 108 



Backhouse, T. W.— 



Letter as to the Existence of .Dark Nebulous 

 Masses ... ... ... ... ... 93 



Ball, Sir Robert S.— 



The Astronomical Explanation of a Glacial 



*• Period 1 



Letter with reference to Sir R. Ball's paper 53 



Barnard, Prof. E. E.— 



. The Great Nebulous Areas of the Sky ... 14 



Photographs of Swift's Comet by ... ... 229 



Barrett, T. S.— 



An Error of Vega in calculating Logarithms 83 



Bee- 

 Parasites of Bees ; by E. A. Butler 



120, 143, 104, IHI 



Beynon, Richard — 



The Depths of the Mediterranean and lUack 

 Seas ... ... ... ... ... ... 110 



The Currents of the North Atlantic ... .. 155 



Bozward, J. Lloyd- 

 Observations of an Aurora in August, 1892... 171 



Brester, A. — 



Notice of his book, " Theorie du Soleil " , 



Brightness— 



The Relative Brightness of the Planets ; by 



.J. E. Gore ... 

 On the Brightness of Nebulte 



234 



35 

 131 



Butler, E. A.— 



On Human Pediculi 

 What is an Ant '? 

 The Life of an Ant 

 Ants' Companions 

 Bee Parasites . , . 

 Caterpillars 



16 



27 



43, 7G 



94,104 



126, 143, 104, 181 



204,226 



Camphor — 



Paper on Preparation of; by J. Ch. S.awer... 55 



Caiions — 



The Canons of Colorado ; by the Rev. H. N. 



HUTCHINSO.X ... ... .. .. .7,29 



Carbon- 



The Chemical Element ; by Vaughan Cornish 25 



Cassini, Dominic 



His Lunar Chart 



Caterpillars — 



Articles on ; by E. A. Butler 



11 



204, 220 



Chalk- 



A Lump of, and its Lessons ; by R. Lvdekker 101 



Chandler, Dr.— 



His Theory as to tlie System of .^l.gol 



Christie, Robt. W. D — 



On Square and Cube Numbers 



80 



13 



Binary Stars — 



On the Origin of; by T. .J. .J. See 



bl 



Clerke, Miss A. M.— 



The Movements of the Stars 



The System of Algol 



On Planetary Nebuhe ... 



The Movements in the Line of Sight of Stars 



and NebuliE ... . •.• •■• -^^9 



48 



86 



148 



