458 INDEX. 



Page. 



Colleges, &c. , sending meteorological observations 79 



Conchology. Publications on, undertaken by the Institution 26 



Concise. Report on researcties 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 tlie 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 



Cruramell, 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 Rue, Warren, gold medal of the Royal Astronomical Society presented to 191 



De Saussure, H. Work on Hymenoptera 31 



biptera. Smithsonian works on.. 30 



Directions for observing the scintillation of the stars 220 



For Arch.-eological 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 cf 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 



