INDEX. 
461 
PAGE 
Comets 82 
Concrete Buildings 100 
Condenser, New Form of 330 
„ with Blue-tinted Field 
Lens 417 
Contagion Explained 69 
Contortion, Causes of. 318 
Contraction of Bodies dvu'ing Solidi- 
fication 337 
Conversion of Wood-spirit into 
Aldehyd 93 
Convulsions, Temperatiu’e of the 
Body in 215 
Cooke (M. C.) on Dissecting a Flower 1 42 
Copper, Howto Coat Iron with 218 
Corals, Fossil, of the West Indies... 206 
Cordylophora, Lacustris, abroad ... 119 
Corpuscle, Bed, Structure of the ... 211 
Corpuscles, Tactile 326 
Crustacese, Fossil, British 432 
Crystallography of Potash Salts ... 115 
Crystals, Microscopic 220 
Cncurbitacese, Tendrils of the 420 
Cycads, Fossil, British 207, 432 
Darwinism Demolished 74 
Darwin’s Eecent Eesearches 422 
„ “ Variation of Animals and 
Plants under Domestication ” ... 176 
Dawes, Eev. W. E., the late 195 
Dawkins, W. Boyd, on the Eange of 
the Mammoth 275 
„ „ on the Former 
Eange of Eeindeer in Europe ... 34 
Deaf and Dumb Bachelor of Science 102 
Decayed Wood, Colouring Matter 
from 198 
Delamere on “ Wholesome Fare ”... 189 
Denudation, Time Occupied by, in 
Scotland 204 
Deposit of Uric Acid 215 
Derivatives of Itaconic Acid 92 
Developer, New 448 
Devonian Geologists, Problem for 203 
Diamagnetism, Experiment in 450 
Diamonds in Cape Colony 443 
Diatoms, Microscopical Examination 
of 311 
Dicotyledons, Increase in Width of 
the Stems of 314 
Diffusion of Liquids and Gases 231 
Dippers, Improvement in 223 
Doctrines of Life, Dr. Waters’ ... 415 
Doherty’s “ Organic Philosophy ”... 79 
Dolium Galea, Saliva of 121 
Dolorite at Gleaston, a 331 
Donne’s Eecantation 121 
Doublet Lens, New 448 
Dragon-fly Development of the ... 232 
Drift-beds of Llandrillo Bay, Miss 
Ey ton’s 416 
Driving-clock for Equatorials, New 420 
Drying-Plates, New Mode of 448 
PAGE 
Dry Plate Process, Simple 335- 
,, Process, New 113,226 
Due de Luyne’s Prize, The Ill 
Dupre, August, on Wine 354 
Durham and Northumberland, Na- 
tural History Transactions of. 79 
Dynamite 436 
Dynamometer 324 
Early Man, Eemains of, in the Bel- 
gian Caverns 207 
Earth, Chemical Geology in the 
formation of the 208- 
Earthquakes in the Cephalonian 
Islands 206 
Echinidse, New Classification of... 431 
Eclipse, Lunar, Penumbral 419 
„ of the Moon, Partial 81 
,, of the Sun, an 81 
„ Photographing the 334 
,, The Great, of August 17th, 
Edentata, Salivary Apparatus in ... 340 
Edible Bats, Anatomy of 119 
Education and Training, on 412 
Efflorescence and Hydration 229 
Egg of Trematodes 342 
Eggs, Silkworms’, Good and Bad... 343 
Egg, Starch in the Yolk of an 341 
Electric Light, Law of the Produc- 
tion of 227 
,, Spark, Luminous Visibility 
of 116 
„ Telegraph, Authorship of 411 
lectrieity. Application of, in Pho- 
tography 112' 
,, Can it Travel through a 
Vacuum? 339 
,, Effect of, on Plants ... 85 
, , Effect of, on White Blood 
Corpuscles 102 
„ Frictional 185 
,, Lighting Street Lamps 
by 338 
Eegistration of Earth- 
currents of 231 
Electrolysis of Acetic Acid 228 
„ of Tumours 438 
Electrolytic Powers, Variations in 116 
Elementary Mineralogy 304 
Eliot and St orer’s “Manual of In- 
organic Chemistry ” 188 
Endurance of Heavy Guns 100 
Enlargements by the Magic Lan- 
tern 225 
Eocene Shells 97 
„ Shore-crab, An 96 
Eozoon, Man in the Days of 205 
Epidemics, how to avoid 408 
Epistylis, New Species of 233 
Erratic Phenomena of the Valley of 
Argelez 207 
Eruption of Vesuvius 97, 206 
