INDEX. 



707 



Phylloxera, British report ou, 398. 



destrnctiou of, 421. 

 Physical Geography, Ivi. 



Society of Paris, C6T. 

 Physics, xxxvi. 

 Pichler,Mr,,512. 

 Pickling of meat, rapid, 473. 

 Picot, Mr., 634. 

 Pierre, Mr., xli. 



Pile-driver, the gunpowder, 538. 

 Pin lis australis, ISO. 

 Pisciculture and the Fisheries, ex., 427. 

 Pitchblende in Colorado, 192. 

 Pitching wooden vessels, 4S9. 

 Pitkin, 'Mr., 658. 

 Planets, novel relations among, 6. 



small, xxii. 

 Planimeter of Amsler, 612. 

 Plants, growth of, in Polar regions, 100. 



manures and the growth of, 410. 

 Plaster a protection against fire, 469. 



casts, etc., coating for, 576. 

 Plateau, Mr. Felix, Ixxxv., 178, 292. 

 Plating, electro-stannus method of, 55S. 

 Plumb-line, local deviation of the, 91. 

 Plummer, Mr., 56. 

 Plum-trees, seedling, 400. 

 Pneumatic tubes, 542. 

 Poey,Mr.,86. 



Poey's classification of clouds, 80. 

 Pogarth, Dr. Wilkeus, 480. 

 Poison serpents of India, 200. 

 Poiscming by arsenic in wall papers, 043. 

 Poisonous qualities of metals, 032. 



woolen goods, 639. 

 Polar regions, growth of plants in, 100. 

 Polaris Bay, plants from, 378. 



history of the, 237. 

 Polarization and magnetism, 148. 



of light by reflection, 141. 

 Pole, gate-way to the, 226. 

 Pollacci, Mr., xliii. 

 Pollock, Dr., 624. 

 Polyodon folium, 342. 

 Polyp, new alcyonoid, 332. 

 Polytechnic School at Aix-la-Chapelle, 



6f4. 

 Portable ink, 546. 

 Porter, Col., 665. 



Prof., 251. 

 Post, Mr. Wright, 264. 

 Potash, prnssiate of, in ink, 601. 

 Potato disease, alleged new, 414. 



prize for au essay on the, 



420. 

 why no remedy for the, 398. 



stalks, eftect of topping, 422. 

 Potatoes, arresting decay of, 396. 



utilization of diseased, 396. 

 Pouchet, Mr. M. G., Ixxxii. 

 Pouillet, Mr.,114. 

 Poulkova Observatory, 25, 41. 

 Poultry-houses, carbolic acid in, 389. 



destroying insects in, 390. 

 Pound, Custom-house value of the, 667. 

 Pourtales, Count, xcvi. 

 Powder-chests, fire-proof. 610. 

 Powell, Major S. W., liv., Ixix., Ixxxi., 258. 

 Preece, Mr., 111. 

 Prehistoric cannibalism in Florida, 281. 



mica mines in North Carolina, 



282. 

 monuments, British, 276. 

 mound in Austria, 277. 



Prehistoric races of America, 311. 



remains in Iceland, 277. 

 Preparation of meat extract, 479. 

 Preservation of animal substances, 502. 

 of fleshy fungi, 271. 

 of food by cold, 477. 

 of railroad ties, 526. 

 Preservative of wood, new, 515. 

 Preser\'iug meat, Endemann's process of, 

 478. 

 new process of, 477. 

 Pressure, influence of, upon the lives of 



fishes, 467. 

 Prestel, Prof., xxxiv., 101, 102, G49. 



on storm warnings, 101. 

 Prestwitch, Mr. Joseph, 225. 

 Price of American fish-eggs and fry in En- 

 gland, 459. 

 Princeton College, N. J., 264. 

 Prize for an essay on the potato disease, 



420. 

 Proctor, Prof., xix., 9, 36. 

 Mr. William, 636. 

 Procyou, companion of, 25. 

 " Prodromus " of De Candolle, 379. 

 Promicrops guasa, 317. 

 Pronuba yuccasella, 362. 

 Propagation of the eucalyptus, 380. 



of the mistletoe, 368. 

 Propylamine and trimethylamine in 



rheumatism, 636, 637. 

 Protection of antiquities, 673. 



of ships' compasses, 138. 

 Proteine-granules in germination, 357. 

 Proteles, 207. 

 Prnnus boldus in the materia medica, 



623. 

 Prnssiate of potash from suint, 417. 

 Psychrometer and hair hygrometer, 115. 

 Pterodactyl in Cambridge Museum, 316. 

 Pterodactylus longirostris, 317. 

 Puchot, Mr., xli. 

 Puddling furnace of Defty, 542. 

 Purpurine, uses of, 578. 

 Puscher, Mr., .545, 550. 

 Putnam, Mr. F. W., cii. 

 Mr. J. D., Ixix. 

 Putrefaction, fuchsfh against, 557. 

 Putrefiers and antiseptics, 039. 

 Putrid infection, 645. 

 Pyrometer, best, 142. 

 Pyrophosphate of soda, 473. 

 Pyro-plating, 559. 

 Pywell, Mr., Ixviii., 261. 



Q- 



Quatrefages, Mr., Ixxx., 276, 312. 

 Quetelet, Mr., 104. 

 Quinine, hypodermic use of, 633. 

 Quinquand, Mr., 304. 



E. 



Eabbits, breeding of, for food, 411. 

 Rabuteau, Mr., 032, 634, 641. 



& Papillon, Messrs., 184. 

 Railroad ties, preservation of, 526. 

 Rails, production of iron, in the United 



States, 513. 

 Railway brake, screw, .521. 



Master Mechanics' Association, 

 539. 

 Rain, exhaustion of grain and hay bv, 



414. 

 i in the island of Santa Crnz, 71. 



