1124 



Index. 



Page. 



Tea kettle, philosophy of the 61 



Tea making, the philosophy of ... . 950 



Telephone Kirpath's 940 



Telescope 45 



Tennessee, eastern 468 



lands 415 



Thallium as a medicine 936 



Thermometer, a novel 720 



Things useful to know 438 



Thymylic acid, a disinfectant 936 



Tillman, opening address 748 



on east river improxement 948 



on chemical elements .... 989 



on solar spots 1073 



on solar eclipses 1097 



notes on scientific progress 695 

 711, 718, 732, 755, 798, 810, 824 

 854, 933, 941, 949, 956, 994 

 1005 ,1014, 1030, 1056, 1065 

 Timber, improved process of pre- 

 serving 369 



the growing of 394 



Tin, adulteration of 941 



Tin-foil, crystallized 938 



Tin mines, new 1033 



Todd on floriculture 328 



how to plow deep 620 



nature and uses of vegeta- 

 ble roots 461 



the agricultural press. . . . 636 



Tomatoes in Delaware 252 



prize 345, 363 



Tramways, wire 1057 



Transformation of organic bodies . . 760 



Traverse bay, Michigan 275 



Trees, girdled by mice 216 



planting of 247, 484 



scaly bark on 477 



Trinity church clock, New York. . . 693 



Trunks, travelers' 751 



Tunnel, Hoosic 793 



model of river 985 



railway 742 



under Chicago river. . .757, 984 



u. 



Umbellifers, venation of 738 



Underground railways . 699, 710, 717, 741 



V. 



Valve, new composition for 740 



Vanderweyde, papers by . .822, 901, 906 



987, 1071, 1115 



Vegetable roots, nature and use of. 461 



Velocipede, the 1074 



Veneer, new application of 1068 



Venom of toads 695 



Ventilation of cattle sheds 719 



public buildings. . . . 725 , 



Rattan's system of 885 | 



Pass. 



Ventilator and air filter 1059 



new 900 



Vine diseases, remedy for 942 



Vinegar, how to make . 220, 298, 307, 499 



Virginia lauds, Imboden on 672 



w. 



Wakefulness, remedy for 995 



Warner's rake 237 



Washing made easy 327 



Water, do calves need ? 342 



the boiling of 61 



Watermelons, how to raise 631 



Water-meter, new 805 



Water-tight spouts and water 442 



Weatherbee on the oak 853 



Weather indicated by bees 1069 



Weeds, how they originate 515 



Western farming, profit from 619 



Wheat land, seeding of 387 



special fertilizers 341, 513 



varieties of 265, 437 



Wheel hubs, veneers 1069 



White lead 800 



Whitney on artificial fertilizers 350, 680 

 desiccation of sweet po- 

 tatoes 516 



the velocipede 1075 



Wiard on tempering steel 878 



Williamson's whiffle-tree 671 



Williams on early fruits and vege- 

 tables from Delaware 269 



Wilson on ocean navigation 877 



Wind mill 205 



Wisconsin land 435 



Wolfinger on deep plowing 609 



Woman as a fruit grower 536 



Woodbury's street locomotive car . 731 



Wood, coal tar for preserving 268 



new mode of preventing de- 

 cay in 363,450, 781 



Woodward's fountain, washer and 



boiler 264 



Wool, combing 445 



Worms 474 



in the brain of birds 1000 



Writings, plan for copying old .... 1056 



Yak, the 1065 



z. 



Zinc compound, Gifford's analysis of 1022 



painting on 938 



Zirconia light, the 1006 



Zoological discoveries in Madagas- 

 car 1012 



Zoology, comparative 145 



