OF SMITHSONIAN PUBLICATIONS. 217 



Institutions — Continued. 



in United States and British Provinces of North America, list of — W. J. 



Rhees 116 



in which phonography is taught. (R. 1856) 91 



scientific and literary, in United States, list of principal 335 



Instructions — 



for archceological investigations — G. Gibbs. (R. 1861) 149 



for collecting coleoptera — J. L. Le Conte. (R. 1858) 109 



for collecting diatomacea — A. M. Edwabds 366 



for collecting diptera — H. Loew ; R. Osten Sacken. (R. 1858) 109 



for collecting hemiptera— P. R. Uhler. (R. 1858) 109 



for collecting hymenoptera — B. Clemens. (R. 1858) 109 



for collecting insects— S. F. Baird. (R. 1858) 109 



for collecting land and fresh-water shells — J. Lewis 363 



for collecting lepidoptera — B.Clemens. (R. 1858) 109 



for collecting rayriapods, phalangidse, etc. — H. C. Wood. (R. 1866) 214 



for collecting nests and eggs of North American birds. (R. 1858) 139 



for collecting neuroptera— P. R. Uhler. (R. 1858) 109 



for collecting orthoptera— P. R. Uhler. (R. 1858) 109 



for observations of thunder storms — J. Henry 235 



for research relative to ethnology and philology of America — G. Gibbs 160 



in i-eference to collecting nests and eggs of North American birds — T. M. 



Brewer 139 



to Captain Hall for Arctic observation — J. Henry and others. (R. 1871) 249 

 to observatories relative to telegraphic announcement of astronomical 



discoveries — J. Henry 263 



Instruments, meteorological, 



articles on, in Smithsonian. (R. 1874) 286 



description of — L. Casella. (R. 1859) 110 



description of— A. Gttyot; J. Henry. (R. 1855) 77, 19, 148 



Integrals, general, of planetary motion — S. Newcomb 281 



Intensity of heat and light of the sun— L. W. Meech. (R. 1856) 91, 83 



Interest, letter to Secretary of Treasury on payment of, in coin — J. Henry. 



(R. 1865) ^" : 209 



Intermixture of races— G. Gibbs. (R. 1864) 188 



Internal structure of the earth— 'J. G. Barnard 310 



International Archaeological Congress, Antwerp, 1866. (R. 1866) 214 



International code of symbols of archaeology — G. De Mortillet ; E. Chantre. 



(R. 1875) 298 



International exchange, report on — G. H. Boehmer 477 



International Exhibition, Philadelphia — See Centennial. 



International Fisheries Exhibition, Berlin, catalogue of United States exhibit 



at— G. B. GooDE 413 



