VI CONTENTS. 



The Smithsonian Instititkin — CVnitinued. Page. 



Publications 18 



Library 21 



International Catalogue of Scientific, Literature 23 



Correspondence 25 



Expositions 26 



Miscellaneous 26 



National Museum 29 



Bureau of American Et 1 1 iiology 36 



National Zoological Park 38 



Astrophysical Observatory 44 



International Exchanges -. 48 



Necrology 51 



Appendixes: 



I. Eeport on the United States National Museum 53 



II. Report on the Bureau of American Ethnology 65 



III. Report on the International Exchange Service 85 



IV. Report on the National Zoological Park 105 



V. Report on the Astrophysical OVjservatory 119 



VI. Report of the Librarian 126 



VII. Report of the Editor 129 



GENERAL APPP^NDIX. 



The Smithsonian Institution 145 



Some Recent Astronomical Events, by C. G. Abbot 153 



A Model of Nature, by A. W. Rucker 171 



A Century of the Study of Meteorites, by Oliver C. Farrington 193 



Recent Studies in Gravitation, bj' John H. Poynting 199 



On Ether and Gravitational INIatter through Infinite Space, by Lord Kelvin . . 215 



On Bodies Smaller than Atoms, Ijy J. J. Thomson 231 



The Exploration of the Atmosphere at Sea by Means of Kites, by A. Law- 

 rence Rotch 245 



Solid Hydrogen, l)y James Dewar 251 



Utilizing the Sun's Energy, by Robert H. Thurston 263 



The New Radiations — Cathode Rays and Rontgen Rays, by A. Dastre 271 



Wireless Telegraphy, by G. Marconi 287 



Transatlantic Telephoning, by William A. Anthony 299 



The Telephonograph, by William J. Hammer 307 



Color Photography, by Sir William J. Herschel 313 



The History of Chronophotography, by Dr. J. Marey 317 



The Aims of the National Physical Laboratory of Great Britain, by R. T. 



Glazebrook 341 



Emigrant Diamonds in America, by William Herbert Hobbs 359 



Bogoslof Volcanoes, by C. Hart Merriam 367 



The Antarctic Voyage of the Belgica during the Years 1897, 1898, and 1899, l)y 



Henryk Arctowski 377 



The Sea in the Life of the Nations, by Alfred Kirchoff 389 



Forest Destruction, by Gifford Pinchot and C. Hart Merriam 401 



Irrigation, by F. H. Newell 407 



The Palace of Minos, by Arthur J. Evans 425 



The Engraved Pictures of the Grotto of La Mouthe (Dordogne), by Emile 



Riviere 439 



