1866. ] 
OriciInaL ARTICLES, continued.— 
De la “Rue and Celestial Photo- 
graphy, 358. 
Geological Maps; their Relation to 
Agriculture and Coal Supply, 
372. 
On a Temporary Outburst of Light 
in aStar in Corona Borealis. By 
William Huggins, F.R.S., 376. 
Our Coal Supplies and our Pros- 
perity, 459. 
The Public Health, 481. 
A New Era in Illumination.— 
Wilde’s Magneto-Electric Ma- 
chine. By W. Crookes, F'.B.S., 500. 
Adams’ Recent Astronomical Dis- 
covery. By R. A. Proctor, B.A., 
&e., 511. 
Oxygen, Allotropism of, 400. 
Ozone, 263. 
— Generation of, 531. 
lee 
Pacchonian Bodies, New Examination 
of the, 602. 
Pachnolite, 289. 
Palestine, Exploration of, 94. 
Paucrave, Mr., on Central Arabia, 93. 
Paper, Manufacture of, from Wood, 399. 
Parallel Roads of Glen Roy, 283. 
Parasites in Muscular Fibre, 306. 
Parkes, Davin, Comparative Philology, 
as indicating the Antiquity of Man, 
224. 
Peak of Teneriffe, Ascent of, 14. 
Pediculi, Anatomy of the Mouth of, 305. 
Pexy, Lieut.-Col. Lewis, Visit to Cen- 
- tral Arabia, 95. 
Per.ouze, M., Aventurine Glass, 89. 
Petroleum as a Substitute for Coal, 473. 
Evyaporating Power of, 288. 
— Formation of, by purely Mineral 
Reactions, 402. 
Geological Distribution of, in North 
America, 535, 
Tntermittent Discharges of, in Val- 
ley of Pescara, 536. 
— Mode of Occurrence of, 424. 
Phasmide, 91. 
Phenose, 266. 
Philology, Comparative, as indicating 
the Antiquity of Man, 224. 
Putrson, Dr. T. L., Analysis of a New 
Phosphatic Mineral, 113. 
Phosphate of Lime in Estramadura, 117. 
Phosphorus, Estimation of, in Iron and 
Steel, 404. 
Metallic, 434. 
Photographic Image, Nature of the 
Invisible, 120. 
Index. 
617 
Rbgoeeha iM atural Colours, 297. 
—— Mode of destroying Hyposulphite 
of Boda in, 452, ee 
Phreoryctes Menkeanus, on, 444. 
Physics (Chronicles), 117, 295, 432, 598, 
Planets, Three New, 567. 
Plants, Action of Poisons on, 398. 
Influence of Light on, 396, 
— New Lemnaceous, 573. 
— Occurrence of Living in Hot 
Springs, 571. 
ees introduced Agricultural, 
Porrevin, M., Photographs in Natural 
Colours, 297. 
Porlock Bay, Submerged Forest Beds 
of, 282. 
Post-pliocene Geology, 591. 
Poucuer, M., Congelation of Animals, 
124. 
—— Georces, M.D., on the Plurality 
of Races, 45. 
Prairies, Origin of, 278. 
PROCEEDINGS OF THE MerTROPOLITAN 
Socrerres :-— 
The Royal Astronomical Society, 
253, 389, 567. 
The Chemical Society, 89, 267, 
403, 579. 
The Entomological Society, 92, 
270, 406, 582. 
The Royal Geographical Society, 
95, 274, 410. 
The Geological Society, 104, 282, 
419, 589. 
The Zoological Society, 307, 445. 
Procror, R. A., B.A., &., on Adams’ 
Recent Astronomical Discovery, 511. 
Pterodactyles, Are they Reptiles or 
Birds ? 442. 
Puddling Machine, French, 111. 
Puris, Exploration of the River, 276. 
Pyramid, Egyptian, Vegetable and 
Animal Remains in Brick from, 572. 
Pyrogallic Acid, New Mode of Manu- 
facture of, 87. 
Q. 
Quinoidine, Animal, 401. 
R. 
Radiation and Absorption, 298. 
RamMMELSBERG, Professor, on the Com- 
position of Oligoclase, Labradorite, 
&c., 290. 
Ramsay, Professor, Address to the Geo- 
logical Section of the British Associa- 
tion, 532. 
