INDEX. 707 



Page. 



Hunt, Henry, engineer 647 



Huxley's studies at Charing Cross School 340 



Huyghens, on rings of Saturn 84 



Hydrodynamics, researches hy Helmholtz in 100, 104, 106 



Hydrogen, density of 7, 8, 75 



liquefaction of 144 



Hypothesis, working, value of 382 



I. 



Icebergs, study of 296 



Iceland, exchange agent in 51 



Incandescent lighting plants 209 



Income, Secretary authorized to expend xvii 



Indian bows and arrows of Brazil 560 



land cessions, memoir on 42 



linguistics, researches in 40 



Indians, Cherokee, Papago, and Seri 632 



cyclopedia of 20 



types of American 614 



Infra-red spectrum, investigation of 68 



publication of investigation of 26 



Inglefield, Admiral, Arctic explorations by 291 



Insects, biologic relations of plants and ants 411 



directions for collecting 30 



exhibit at Atlanta Exposition 620 



Institute of France in 1894, by M. Loewy 77 



Interference colors 187 



process of color photography 194 



Interior Department, exchanges of 49 



Internal Avork of vital machine 323 



International exchanges, act making appropriations for xlv 



curator's report on 46 



detailed financial statement of xxi 



finances of 4, 22, 47 



first appropriations for 58 



history of 13, 55 



inadequate appropriations for 21 



object of i 21 



origin of 55 



rules governing 59 



Secretary's report on 21 



Secretary's statement to Kegents on xv 



statistics of 48, 49, 54 



treaty for 58 



International Niagara Commission 224 



Zoological Congress, delegates to 16 



Inwards, Richard, on meteorological observatories 149 



Iron-chromium alloy 511 



Isostasy, Dutton on 241 



Italy, exchange transmissions with 51, 53, 54 



Ivories, carved, from Japan 626 



J. 



Jack, R. L., geologist 256 



Jackson-Harmsworth expedition 275 



