CONTENTS. 



KEPORT OF THE SECRETARY. 



Page. 



Eesolutions of Congress ordering report to be printed 2 



Letter of the Secretary to Congress 3 



Letter of the Cliancellor and Secretary, submitting report for 1868 4 



Officers and Regents of the Institution 5 



Members, ex ujjirio, and honorary members of the Institution 6 



Programme of organization . 7 



Keport of the Secretary, Professor Henry, for 1868 12 



Report of the Assistant Secretary, Professor Baird, for 1863 54 



Entries in record books of museum, 1866, 1867 and 1868 54 



Distribution of duplicate specimens, to end of 1868 54 



iVdditions to the rollections during 1868 55 



Statistics of Smithsonian literary and scientific exchanges 60 



Packages received for foreign distribution 61 



Packages received for home distribution 63 



List of Smithsonian meteorological stations and observers in North America and adja- 

 cent islands, from 1849 up to the end of the year 1863 68 



Alphabetical list of meteorological observers of the Smithsonian Institution up to the 



end of the year 1863 86 



Meteorological material contributed in addition to the regular observations, during 



the year 1863 102 



Report of the executive committee 108 



Journal of proceedings of the Board of Regents Ill 



GENERAL APPENDIX. 



Memoir of Cuvier, by M. Flourens 121 



History of the works of Cuvier, by M. Flourens J41 



Memoir of Oersted, by Elie de Beaumont 166 



Notice of Christian Frederic Schoenbein, the discoverer of Ozono 185 



Appendix to notice of Schoenbein, by Professor Henry 189 



Memoir of Enckc, by G. Hagen 193 



Memoir of Eaton Hodgkinson, by Robert Ravvson 203 



Recent progress in relation to the theory of heat, by A. Cazin 231 



Principles of the mechanical theory of heat, by Dr. John Muller 245 



Continuous vibratory movement of all matter, ponderable and imponderable, by L. 



Magrini 281 



Radiation, by John Tyndall 292 



Synthetic experiments relative to meteorites, approximations to which these experiments 



lead, by M. Daubriie 312 



Catalogue of meteorites in the mineralogical collection of Yale College 342 



Observations on the electric resonance of mountains, by Henry do Saussure 345 



Experiments on aneroid barometers made at the Kew Observatory, by B. Stewart 350 



Anniversary Address of the President of the Royal Society of Victoria, by R. L. J 



Eilery 354 



Keport on the transactions of the Society of Physics and Natural History of Geneva, 



from June, 1867, to June, 1863, by Professor ElitS Wartmann 364 



History of the transactions of the Anthropological Society of Paris, from 1865 to 1867, 



by M.Paul Broca 376 



Drilling in stone without metal. By Chus. Rau 398 



