662 



INDEX. 



Page. 



Lead ore, reduction of Gi5 



pipe, action of water upon f)41 



poisoning 530, 540 



Leer's new submerged paddle-wheel 501 



Lens for the camera 442 



Lessofl'sky, Admiral, letter of. 479 



Licorice, cultivation of 217 



Light, direct and diffused 584 



impressions of 6:13 



upon leaves, action of 573 



Lima beans and squashes 114 



Lime, a new hydrate of 577 



Link motion 474 



Liquid manure 330 



Locusts 88, 110, 1 1 9 



Lupine as a green manure 2G4 



M. 



Madder, cultivation of 184 



Mad Itch in cattle 271 



Magnetic storms 60S 



Magnesium light 641 



lime, injurious 301 



Magnetism and electricity.. 539, 548, 554, 577 



residual 639 



Manton's new furnace for boilers 50] 



Manufacture of tin-lined lead pipe. 525 



Manure, brine for 183 



chandlers' greaves for 183 



compost 136 



hen 331, .377 



how to destroy foul weeds in 185 



is it benefited or injured by heat- 

 ing? 363 



liquid 330 



poudrette 281 



production of, on a farm 351 



Maple sugar 381, 364, 368 



trees, how to increase the flow of 



.sap in 366 



trees, planting by the roadside .... 363 



tapping of 362 



Marbles, composition of 538 



Marl in Canada. ... , 191 



McCoruiiek, C. H., notice of 565 



Mclntire's improved suspension culvert... 474 



Mead on grape culture 176 



Meadows, sward bound 153 



Measuring instruments 425, 428 



worm 102 



Meat rations of the people of New York.. 270 

 Meeker on grape-growing and makiug of 



wine ■ 218 



Melon, a new kind of 250 



bugs, remedy for, 92, t09, 123, 129, 372 



seeds from the Amazon 78 



Men of progress 5t)4 



Meteorology 558 



Metre, lejigth of 59S 



Michigan marshes, what shall be done with 



them? 179, 321 



Mile standard in different countries 698 



Milk, measuring the quality of 371 



Minnesota, climate of 305 



farm ing 304 



fruit-growing in 303 



wildflowers 205 



Moon, does the appearance of the, indicate 



wet or dry weather? 153 



effects of, on plants and animals, 91, 158 



163, 164, 184, 195 



Morse, S. F. B., notice of 564 



Morton, W. T. G., notice of 565 



Mott, Jorduu L., notice of 566 



Page. 



Musical sounds, perception of 629 



Mustard in Illinois 247 



X. 



K'ash on grafting of fruit 332 



New York city, health of 591 



meat rations of the people 



of 270 



Nickel 551 



Nightsoil 86, 281, 359 



Nott, E., notice of 664 



Novelties at the fair 442, 452, 470, 474 



0. 



125, 



Oat aphis 



Ocean currents 



navigation . i 



Oil analyzing apparatus 



an antidote for worms on trees 



olive, how adulterated 



Oils, testing of, by their cohesive figures.. 



Opal 



Orchard, proportion of trees for planting. . 



soil and situation of an 



varieties of apples to plant 



Origin of the coal formations 



human race 



Osier willows 



Owens' regulator 



Oxen in harness 281, 



Oxidation of alcohols 



Oxide of a new metal 



Oxygen in organic compounds 



without heat, production of 



Ozone 



80 

 575 

 451 

 594 

 165 

 557 

 623 

 538 

 347 

 327 

 327 

 440 

 432 

 162 

 421 

 380 

 567 

 552 

 552 

 640 

 631 



Pacific telegraph 482 



Paint for out-buildings 252, 264 



Paixhan gun 630 



Paper boilers 655 



for ma. ling plants 248 



made from New Zealand flax 5S9 



negatives 578 



Parasitic pestilence in Iceland 577 



Parsnips, arc they ever poisonous? 369 



Peach trees, curl of the leaf of 130, 287 



do tliey need protection? 104, 126 

 129 



yellows in /. . . 104 



Pear culture 198, 250, 275 



tree blight ilO, 133 



Pearl oysters 621 



Pears, autumn varieties 329 



for home use 329 



on quince 106 



preserved in hay seed 308 



suited to Wisconsin 1 94 



summer varieties 330 



winter varieties 330 



Peat 191, 192 



Pell on compost manures 136 



liquid manures 336 



Petroleum 531, 649 



gas from 548, 569 



in Piussia 667 



waste of 050 



Phosjjhorus 547 



Pickles 292 



Pipes for conveying water 541, 550 



Pitch of sound 680 



Planet Sappho 653 



PlauetS} relative distances of the 552 



