1042 



Index. 



Pagk. 



Grasshoppers from Kansas 257 



or locusts 232 



Greeley's address, opening of the 



37th exhibition 126 



Greenhouse, a new 644 



Grice's window shade 735 



Grindstone, artificial 812 



Gruber's filters 965 



Gauge for steam boilers 697 



Guano, use of, in Virginia 888 



Guernsey's strawberry bowl 484 



Gum, bleaching of 577 



Gun cotton, compressed 598 



stability of 681 



Rodman, the 680 



Gypsum in Nova Scotia 576 



or plaster 152, 584 



H. 



Haight's lathe chuck 883 



Hair, blanching of the 646 



dye 849 



felt for roofing 234 



fungi in the 881 



vegetable 701 



Hall on valve refitting tool 1020 



Hall's door fastener 593 



Hame fastener 174 



Hammonton, N. J., visit to 214 



Hams, to preserve 140 



ILand cultivation 191 



glass for protection 291, 444 



Harding's carpet stretcher 735 



Harness hardware, enamelled hard 



rubber 504 



Harp strings 1008 



Harvesting in California 495 



Hats of paper 784 



Hay fork, Hick's application for 



hanging 178 



loader, Foust's 241 



making, philosophy of 239 



press, Stafibrd's 151 



rake, Washburn's 121 



the best time to cut 393 



Hazen's Eureka bee hive 542 



Heart disease, remedy for 673 



Heat by mixing liquids 562 



concentration of the sun's rays 880 



internal, of earth 725 



of fusion 879 



Hedge honey locust 409 



osage orange 410 



white pine 410 



Hen manure 444 



Hermetic seal 682 



Herring oil 562 



Hexamer on the germination of the 



potato 397 



Hexamer's prong hoe 230, 420 



Hickory trees, how to grow from the 



nuts , 265 



Hinge machine 791 



Hinckley's knitting machine 284, 734 



Hinman's car and track for removing 



bay in barns 468 



Pagb. 



Hoe, Hexamer's prong 119, 230 



Plumnier's adjustable hand... 151 



Hogs, rooting by 494 



Home employment 297 



Honey 146 



what is a good yield of 277 



Hoosic tunnel 631 



Hop growing, morality of 245 



houses 184 



louse 284 



Horse feed 365 



protector 203 



Horsford on the chemical action of 



certain fertilizers 536 



Horticultural process, new 564 



Hose coupling 841 



Hottina 896 



Hotz's aroma condensers 264 



Hull on dry plates 1025 



Human decadence 767 



Hungarian wine . .- 4(57 



Hutchins' improved fumigator 210 



Hybridization, pure 966 



Hybridizing fruits 644 



Hyde's market cart or wagon 341 



Hydraulic apparatus 922 



Hydrocarbons from herrings 562 



Hydrofluoric acid, vessels for holding 562 



Hydrogen in meteoric iron 659 



process for making 70** 



Hydrophobia 1 561 



Hypochlorate of magnesia for bleach- 

 ing 597 



I. 



Icebergs 610 



•Ice in deep mines 780 



machines for making 453 



made by a new process 620 



Illuminating gas. 580 



Illumination, artificial 789 



Imperial card pictures 54 



Improved superphosphate for man- 

 ure 76 



India, improvements in 651 



rubber, deodorized 566, 671 



Indigo from recovered rags 844 



Indium 608 



Induction coil experiments 898 



history of 990 



Injection, Giflard's 739 



Inks, colored 1004 



Insect metal workers 571 



Insects injurious to animal and vege- 

 table life 301 



Iodine and phenic acid 844 



lodite of lead, effected by light 573 



potassium and cadmium.. 752 



silver phenomenon 571 



Iron and sodium, double chloride of 698 



castings, bronze colored 751 



corrosion of 866, 905 



debate on oxidation of 753 



electricity in making 907 



magnetism used in making. . . . 658 



