71)2 INDEX. 



V;|._;r. 



liU}>i<ivciiiuiit <>r Z(>iil(ii;iciil I'ark, estiiuutcs I'oi' 1?<9:J (i 



luacleqiiacy of appropriations made for Zoological Park ;>() 



luadeciuacy of watch force in Zoological Park fii) 



Iiiclosures in Zoological Park, cost of ' \:\ 



Income available for ensning year xli, xlii, xliii 



Increase of exchange service - IH, .".9, (JO 



in exchange shipments 63 



exchange work - 13, 63 



of the library by exchanges 15, 74 



the I ibrary, Secretary's plan for 15 



Index Medicus, exchanges of 62 



ln<l ian Affairs, office of, exchanges of ()2 



hnntiug ground, relics of, paper by A. Warner 555 



linguistic families of America, paper on, by .1 . W. Powell 57 



remains on the Upper Yellowstone, paper by Col. AV. S. Brackett 577 



Territory, Hint quarrj^ in, examination of 50 



Indiana, ancient works in, survey of 51 



Indians, American, picture writing of, pajjcr on 53 



North American, researches among 27 



Individuals in correspondence Avith Exchange Bureau 13, 5;l, 60, 61 



Induction, magnetic, molecular ])rogress in, ])ap('r T)y .). A. Ewiiig 255 



Influx of visitors to Zoological Park 32 



Injury To the Zoological Park by rain storms 69 



Inman Steamship Company grant free freight 64 



Insect collection of Museum, increase in 22, 23 



Insufficient clerical force in Exchange Bureau 63 



Interior Department, appropriation to for exchanges xlvi 



exchanges of 62 



Interuational exchanges, acts and resolutions of Congress relative to xlv, xlvi 



Congressional acts making appropriations xlv, xlvi 



appropriation for xxiii, 5 



details of expenditures xxv. xlii 



estimates for 1893 5 



exchange of official documents 13, 61. 62 



report of curator 59 



correspondence 61 



disbursements 60 



expenses 60 



list of distributing agents 65 



list of shipping agents 64 



oliicial documents 61 



t abuhxr statement of work 59, 60 



transmissions 66. ()7, 6<S 



Winlock, AV. C, curator 68 



International exchange service, Secretary's report on 13 



Invention, the birth of, by O. T. Mason 603 



Inventors, the, of the telegrapb and telephone, jsaper by Thomas Gray 639 



Investigators, assistance given to 7 



Iroqnoian languages, work on 56 



Isle Eoyaie, ancient co])i»er mines of, esaniiiiation of 50 



Italy, exchange agency in. 6i> 



transmissions to ., ---- 67, 68 



