572 
INDEX, 
[October, 
Opaque objects, use of sheet wax for 
mounting, 139 
Ore, platinum, from districts on the 
Oural Mountains, 284 
Osborne, S. G., “ Exhibitor,” 432 
Otheoscope, 428 
Oural Mountains, platinum ore from 
districts on, 284 
Ontogenesis, the significance of the 
phenomena of in reference to the 
Evolution hypothesis, 512 
Oxy-hydrogen microscope, improved, 
285 
“ Republique Argentine, Description 
Physique de la” (review), 118 
Rhine and Danube, loess of the, 67 
Rivals, our six-footed, 433 
River Clyde, 140 
Robertson, B., “ Tonquin ” (review), 
263 
Rocks, disintegrated, structure of, 285 
Royal Dublin Society, report of, 288 
{< Royal Society of Tasmania, Monthly 
Notices of Papers and Proceed- 
ings of” (review), 126 
P ACKARD, A. S., “ United States 
Geological Survey of the Terri- 
tories ” (review), 128 
Palmer, T., various changes in spec- 
trum by different vegetable co- 
louring-matters, 432 
“ Peabody Academy of Science ” t (re- 
view), 125 
il Philadelphia Exhibition, Brazilian 
Empire at in 1876 ” (review), ng 
Phin, J., severe strictures upon P. B. 
Wilson concerning value of infu- 
sorial earth as an ingredient of 
fertilisers for cereal crops, 139 
Physical changes on the surface of 
the moon, 1 
Physiology and its chemistry at home 
and abroad, 91 
Photographic revolver, automatic, 
138 
Photography, use of for micrometry. 
139 
Pickering, E. C., “ Elements of Phy- 
sical Manipulation” (review), 134 
Pigmentum nigrum, 142 
Platinum ore from districts on the 
Oural Mountains, 284 
Potash salts, iodine, &c., from sea- 
weed, 142 
Potts, R., “ Elementary Arithmetic ” 
review), 126 
“ Primaeval World of Switzerland ” 
(review), 252 
Proctor, R. A., movements of Jupi- 
ter’s cloud-masses, 188 
— { ‘ The Sun ” (review), 131 
Public debt and national wealth, 202 
^^UICKj J., Cornish china clay, 500 
“ J^AIN..and Rivers ” (review), 119 
Rayleigh, Lord, “ Theory of Sound ” 
(review), 420 
Reef at Hallett’s Point, blowing up 
of, 141 
S AFES, fireproof, new protection 
for, 287 
Saline waters of mines, gold in solu- 
tion in, 283 
San Francisco Academy of Sciences: 
reception of Sir J. Hooker, Dr. 
Asa Gray, and Prof. F. V. Hay- 
den, 562 
Sandy deposits, to mount loose, 286 
“ Scepticism in Geology, and the 
Reasons for it ” (review), 552 
Schmidt, T., iodine, potash salts, &c., 
from seaweed, 142 
Scientific method, 476 
Seaweed, iodine, potash salts, See., 
from, 142 
Semple, C. E. A., “ Aids to Chemis- 
try ” (review), 423 
Sheet wax for mounting opaque ob- 
jects, 139 
Sidebotham, J., use of aniline co- 
lours, 287 
Smee, A., death of, 287 
Smith, E. A., Geological Survey of 
Alabama, 282 
— H. L., use of sheet wax for mount- 
ing opaque objects, 139 
— J., “ Ferns, British and Foreign ” 
(review), 549 
Solar System, a letter addressed to 
the Astronomer Royal explaining 
a new theory of, 268 
Sorby, H. C., mounting loose sandy 
deposits, 286 
— structure of disintegrated rocks, 
285 
— and W. R. Hodgkinson, Pig- 
mentum nigrum, 142 
South Mahratta country, geologica 
features of, 428 
Southern Hemisphere, Glacial period 
in the, 326 
Spectrum, various changes in by dif- 
ferent colouring-matters, 432 
“ Spiritualism, Mesmerism, &c., His- 
torically and Scientifically Con- 
sidered ” (review), 391 
