INDEX 
PAGE 
Abietene 314 
Abnormal Larynx 97 
Acid and Salt, Unequal Loss of, 
near the Poles of a Battery 109 
Aerial Navigation 430 
Air and Bain 292 
,, and Water, the Hygiene of ... 302 
Air-break, the Westinghouse 321 
Alcohol, Action of, on the Body ... 325 
,, Physiological Position of 154 
,, Badicals, Substitution of, 
for Hydrogen 88 
Alkalinity of Carbonate of Lime ... 314 
Amateur’s Flower-Garden, the 76 
American and European Bison iden- 
tical 224 
Ampliipleura Pellucida, Besolution 
of 215 
Anatomy, Comparative, Notes on... 76 
,, of the Fin Whale 110 
,, of the Skunk 110 
Animal Magnetism, Spiritualism 
and 78 
,, Starch 325 
Animals of the Mammoth Cave of 
Kentucky 222 
Annelids of the Gulf of Naples ... 223 
Anthropology, Manual of 77 
Anti-Darwinism 181, 299 
Aquarium at Brighton 221 
,, at Naples 334 
Arches, Strains on 96 
Arctic Amphipods 222 
Arithmetic and Mensuration 185 
Arrangement of the Leaves of Bap- 
tisia Perfoliata 85 
Arterial Pressure, Bythmical varia- 
tion of 424 
Artificial Coniine 203 
Aspirator, Peculiar 210 
Astronomical Society, Boyal 191 
Astronomy 79, 191, 303, 414 
„ Essays on 298 
“Astronomy and Geology Com- 
pared” 181 
Atheroma in the Arteries 325 
August Meteors 307 
PAGE 
Aurora Borealis, Mode of Produc- 
tion of 218 
„ Spectrum of the 193 
Australian Polyzoa 221 
Babbage, C., Death of 94 
Baillon’s “Histoire des Plantes”... 84 
Balloon, Navigable 207 
Barrett’s “New View of Causation” 77 
Barry’s Singing Flame, Improve- 
ment in 331 
Battery, Loss of Acid and Salt near 
the Poles of a 109 
Battledore Scales, Best Way to see 
the Markings on 328 
Beading of Diotomacese 104 
Beale’s “ Disease Germs ” 410 
Bee as a Fertiliser of Plants 222 
Bennett (A. W.) on Mimicry in 
Plants 1 
,, ,, on Spontaneous 
Movements in Plants 368 
Bessemer’s Gun 94 
Bichromatic Vision, Carious Fact 
in 330 
Bile, Colourless 323 
Binary Vapour Engines 207 
Binocular Eye-piece, Tolle’s 104 
Binoculars, New Erecting Arrange- 
ment for 216 
Biological Besearch, Conditions of 222 
Birds, the Mode of Flight in 208 
Bison, American and European, 
Identical 224 
Blast-Furnace Sublimates 103 
Blood-Corpuscles, White, Passage 
of, through the Vessels 100 
Blood, Coagulation of the 424 
Blowpipe Beads, Spectra of Man- 
ganese in 333 
,, Operations, Improve- 
ment in 326 
Body, Electricity of the 66 
Bog-Moss, Altering the Name of a 310 
„ Mosses, Monograph on 196 
I Boiler Explosions 429 
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