458 INDEX. 



Page. 



Colleges, &c. , sending meteorological observations 79 



Conchology. Publications on, undertaken by the Institution . . 26 



Concise. Report on researches made at 376 



Copper region of Lake Superior. Ancient mining in , 24 



Antiquities found in 24 



Corcoran, W. W. Gallery of Art to be established by 47 



Correspondence. Letters to illustrate character of - 98 



Coues, Elliott, on the birds of the District of Columbia _ 399 



Cox, Hon. Samuels. Eulogy of Hon. S. A. Douglas, by 117 



Craig, Dr. B. F. Experiments on gunpowder. 38 



Eeport on nitrification, by 305 



Crunimell, Alex. Letter from, relative to Liberia College 106 



Crystalline rocks. Synthetical studies and experiments on the formation of 228 



Daubree, M. Article on metamorphism and crystalline rocks, by 228 



Deaths of meteorological observers 79 



De la Batut, Madame. Death of 95 



De la Piue, Warren, gold medal of the Royal Astronomical Society i^resented to 191 



De Saussure, H. "Work on Hymenoptera 31 



Diptera. Smithsonian works on 30 



Directions for observing the scintillation of the stars 220 



For Archasological investigations in the United States , 392 



District of Columbia. Birds of 399 



Donations to the museum during 1861 64 



Douglas, Hon. Stephen A. Resolutions of the Board of Regents relative to 94 



Eulogy of, by Hon. S. S. Cox 117 



Dove, Prof. Remarkable recurrence of cold in May, noted by -. 20 



Dowden, H. J. Letter from, relative to Royal Horticultural Society 104 



Dufour, Ch. On observing the scintillation of the stars 220 



Egleston, Thomas. Examination and classification of minerals, by 38 



Metamorphism and crystalline rocks, translated by 228 



Engravings presented to the Institution, by C. B. King 86 



Entomology. Importance and interest of the study of 28 



Publications on, by the Institution -. 27 



Requisites for the study of .- 28 



Establishment. Meetings of 97 



Estimates of expenditures for 1862 - -. 91 



Ethnology. Promotion of, by the Institution 33 



Collections at Lausanne - 367 



Map of North America. Suggestions relative to 397 



Eulogy of C. C. Felton, by Dr. Woolsey 109 



S. A. Douglas, by Hon. S. S. Cox - 117 



Exchanges. Account of system 44 



Operations of, for 1861 49 



Receipts of books, &c., by - 50 



Statistics of foreign . .- 50 



Letter from Hamburg American Packet Company relative to 97 



