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Absolute measure of hardness, paper on, by Auerbach...............----... 207 
CR GRSTONS KUO WIDE AT Yaar eens sala teal iae eran ieee la tes ama ae Akos 2 ane 1 a: 
MUSSUMEC OMECTIONS = sams oe teats Sees ee aaa eee ern ee eee ' 18 
Natrona MuseUmMUn SSS; list Ofesss sae ee aae saosin ae 62 
HOOlO cuca ear keer sees, eric aae = Soe aelene = See neo se ae 52 
Accommodations, additional, required for library ........--...----...-.---- 13 
TequMIcLed LOL eXChan "6 SCRVICEs= see esas asses seen eee ase 6 
Acknowledgments due transportation companies ....-.-..---.------------- 11,438 
ACh manag erot Zoological Park report Of, 2s2= 2-22... 22-5 2222 esse 48 
Acts of Congress. (See Congress, acts and resolutions of.) 
AdderaddedsthoyA00locical barks 52 2422. s22c04 4222 a= Shier al ei ae 52 
Additional accomodations required for library..-.......---.--------------- 13 
Nationals user ess-ee- eee eee see 14 
assistance required for National Museum-.-..--...--:...---.--.-.- 17 
AVIS CNL ODIO UN es aS ee Ceo Sob Sete Snore Ho neeaesenaaceoe XIV, XVI 
approved by act of the Senate -..-...----- ..-- XIII, XIV 
MC UROUSHUOMMONAIV I c)ac clos. oh. cities een Sein estyse teres SASSO eee steele 
Adelaide, South Australia, exchange agency im..---.-..------.-----+------- 45 
Administration of Sinithsonian Institution ----........-.-.----.---------+-- 2 
Aero-dynamics, experiments in, by 8S: P. Langley ...--.-2.2.-2222-2522-----:- 7,8 
Aeassiz, Alexander, paper on the Gulf Stream 222525. 2-2 2222252. 222-3---2- 189 
AGEN ClenrolgexchamreyCUANPes Mrs... csne ao eo sea ace eeine ae eee ooecreece ee 42 
AURGMUeALaed tO); O00 lOPI CAL Lather saey asi pa volar cle aie inte a teiavais slater fae a 52 
Agricultural Department, exchange relations with ..............--.-------- 41 
Mga donahous bo: Zo0locical Parks from) so.22o 2 cee cess wc nice secs 25 
HU MEM EXC ae Or TON CY LOL Rates enc) eee iieete oo alaeista md Samco oe 2 cise AL 
Algonquin languages, bibliography of, in preparation ....../.-.-.--....---. 35 
Allan Steamship Company prants free freight -..-:-..5....-.-------------- 43 
PeaAnoOr olded. towoologiemlab ark 22.52. -e eee ee eae se eeele ecw 52 
Almeirim, Baron d’, ships exchanges free of freight.........--..-.---.----- 43 
CMMOnca,> eTOUp, Of, purchaseror, Tequiesbed:. 2o-e. S322 256 see les See 222 VS VA 
American aboriginal pottery collection, accessions to .......--------------- 19 
Board of Commissioners for Foreign Missions, ship exchanges free 
OMIRelL ON) 42 5. sees cea ne Mec nats Dons Soc noses aes Sores se 43 
Colonization Society, ship free of freight-..-.-....--.-..-.-------- 43 
Hphemeris, exchange relations with -....---2..:...==-.----.---.-- 41 
Anacostia, Indian village sites, at, examined .......-..:2--..--------+------- 30 
ATHLONE: COMOCULON, aCGeSSIONS 0) - co 2 ons sonee aes wen nee ean 255+ Seas 19 
AN Cleni Cemeteries examin aion Of 52552455) eeee asec esis Ss eee 31 
quarrresexaminedaby Mx. THolmest-- 522s assess soso ssl - 2s eee 29 
works, models of, prepared by Cosmos Mindeleft........-...------- 36 
