998 



INDEX. 



Page. 



Mineral from Greenland 555 



water 806 



Minerals from South Hampton lead 



mines 655 



Mispikel 514 



Molecular motions 810 



Moletrap 396 



Momentum 817 



Monroe's rotary|harrow 89 



Moon crater on the 886 



Mountain attraction 819 



Mountains, age of 808 



origin of 807 



theory of 808 



Mount Hood 616 



Muscular power, source of 647 



N. 



Nails, discrimination of 245 



Naphthalin, new use for 509 



Natrona chemicals 882 



Nebular hypothesis 613, 656, 727, 802 



Nectarines 45 



New Brunswick oats 331 



Newell's revolving harrow and cultivator 376 

 Nishwitz's farmers' revolver 290 



self raking attachment to 

 reaping machines 277 



report of committee on 2-'2 



Nitrate of soda 456 



changed to nitrate of 



potash 539 



Nitre in manure 422 



Nitrogen from manures 617 



Nitrous oxide 464 



Non- metallic elements 426 



Norway currant 687 



Nott's bag holder 336 



o. 



Oats as feed for sheep 



Object glass silvered 



Ocean currents 677, 597, 



Oil in various seeds proportion of 



of cotton seed 



Oils, Australian 



Olcott's Rhode Island sweet corn.. 271, 

 ONeil's hay fork, scoop, and scales... 



Onions 



Opening, autumnal, of Polytechnic... 



Opium, adulteration of 



Oranges 



Orbital velocities 



Orchards, decay of 



how to plow 



mice in 334, .361, 



Oreide 



Organic remains 616. 642, 



Osage orange hedges 



Osier willow 



Osmotic process 



Oxygen, improved method of producing, 



industrial application of 



preparation of 



Oyster, solid extract of 



Ozone 571j 



252 

 643 

 807 

 541 

 931 

 627 

 307 

 358 



69 

 468 

 560 



45 

 679 

 218 

 123 

 393 

 935 

 745 

 307 

 271 

 591 

 555 1 

 414 I 

 591 

 826 I 

 709 



Paddle wheels 542 



of ocean steamers 595 



Page. 



Paine's surveying'instrument 407 



Paint for outside work 97, 107, 260 



Pansies, propagation of 199 



Paper bonnets 258 



Paper, elastic '.... 738 



Paper, to detect wood in 918 



Paradise stocks 290 



Paraffine for preserving meat 592 



Paris Exposition, recommendation to 



send cereals to the 319 



Parsnips 69, 148 



Patterson's seedling potatoes 249 



Peabody's improved cotton seed 307 



Peaches 45, 137 



how to grow, in cold climates.. 137 



Peach, a new seedling 252 



buds 361 



growing at the west 258 



Hale's early 308 



trees 110 



pruning of 142 



Pears 45, 114, 380 



I cause of their cracking 207 



I committee on 303 



exhibition of 196, 200, 212 



I Seckel 212, 241, 279 



I Pear trees, injury to .3^0 



on mountain ash roots 374 



Peas 69, 340 



Peat, its uses and value as fuel 204 



Pedometer 498 



Pencil writing made durable 338 



Pegging machine 375, 831 



Perfumes, extraction of 853 



Perspiration, to remove odor of 538 



Petit on the barometer 127 



Petrifaction 765 



Petrified wood 626 



Petroleum 476, 653 



Petroleum and the Insurance Companies, 498 



Petroleum, chemical composition of 565 



Petroleum distillations 524, 553 



Phenic acid lozenge 592 



use of 537 



Phifer's plow and cultivator 400 



Phosphorus, red crystalline 668 



Photographic colors 606 



wonder 826 



Photographs, to prevent fading of, 852, 907 



Pine apples 46 



Pine trees, how grown 382 



Pins and eyes 938 



Pipe -stone quarry 852 



Pitchforks, improvement in 134 



Planetary system, instability of 718 



Planets, density of 675 



formed from rings 683 



serial relations of 689 



Plants at diflferent distances in a square 



rod.' 75 



for an acre of land 75 



food for 606 



in houses, are they healthy 143 



Plant, hot water 732 



lice 361 



Plaster 102 



Plastic slate 401, 419 



Platinum 848 



coated copper vessels 509 



Plow coulter 236 



Plowing .' 105 



by steam 881, 934 



deep 281 



