470 INDEX. 



Page. 



Maclean, Rev. D.John. Appointed on Executive Committee 118 



McCulloch, Hon. Hugh. Co-operation of 40 



McDougal, Mr. Contributions from 2"2 



Mcllvaine, Eev. J. H. Examination of Morgan's work 20 



Magrini, L. Vibratory movement of all matter 281 



Manuscripts of England. Account of -. . . . 4:] 



Maps added to library during 1863 42 



Marietta, Ohio. Meteorological observations. Hildreth 18 



Matter. Vibratory movement of. Magrini 281 



Matthews, Dr. Collections from 30 



Medical department of United States army. Transfer of crania to 15 



Medulla oblongata. Dr. John Dean ]() 



Meek, F. B. Aid rendered by 35 



Meigs, General M. C. Co-operation of 40 



Members, ex officio of the Institution (5 



Memoir of Cuvicr 121 



Encke ]93 



Hodgkinson 203 



Oersted IGG 



Schoenbein ] 85 



Rfemorial to Congress 13 



Meteoric fire-ball. Account of, paper on 49 



J. H. Coffin 20 



Meteorites. Catalogue of, in Yale College 342 



Synthetic experiments relative to, by Daubr6e 312 



Meteorological material contributed in 1868 102 



observations. Marietta, Ohio. Hildreth 18 



stations and observers to end of 1868 68 



Meteorology. Account of operations in 45 



Micliler, General. Plans for improvement of grounds 52 



Microscopical investigations. Dr. John Dean 19 



Mills, Captain. Collections from 30 



Minor, Dr. T. T. Explorations. Alaska 24 



Mint. Processes employed in assay of gold and silver 422 



Miscellaneous collections. Account of .'. 17 



Mooro, C. E. Collections from 29 



Morgan, Lewis H. Systems of relationship 10 



Mounds. Exploration of . 26 



Mountains. Electric resonance. De Saussure 345 



Muller, Dr. Job. Mechanical theory of heat 245 



Mummy case. Dr. Ch. Pickering 20 



JIuseum. Additions to in 1868 55 



Appropriation by Congress for 34 



Army Medical. Transfer of crania to 15 



Blackmore. Notice of 408 



Museum and care of specimens. Account of 34 



Entries in record-books, 1 866-'67-'63 54 



Museums, foreign. Applications made to, for specimens ■- 36 



Museum of comparative zoology of Cambridge 22 



Memorial to Congress relative to 13 



Number of donations to, in 1 858 34 



National Academy of Sciences, investigations of 33 



National manuscripts of England. Account of • - • 43 



Natural History. Transactions of Geneva Society of - 354 



