CONTENTS. 



REPORT OF THE SECRETARY. 



Page. 



Letter from the Secretary to Congress 3 



Letter from the Chancellor and Secretary 4 



Officers and Regents of the Institution 5 



Members tx officio and honorary members of the Institution 6 



Programme of Organization 7 



Report of Professor Henry, Secretary. (For 1860.) 13 



Report of Professor Baird, Assistant Secretary. (For 1860.) 55 



List of Donations to the Museum 77 



List of Smithsonian Publications during 1860 85 



List of Meteorological Stations and Observers 87 



List of meteorological material contributed in addition to the regular observations 101 



Report of the Executive Committee 106 



Journal of the Board of Regents, from January 16, 1861 to February 22, 1861 Ill 



GENERAL APPENDIX. 



LECTURES. On Roads and Bridges by Prof. Fairman Rogers. First lecture 123 



Roads. Second lecture 130 



Bridges — Beams. Third lecture 136 



Do. Fourth lecture 143 



LECTURES. On Mollusca; or "Shell-fish" and their Allies, by P. P. Car- 

 penter 151 



Class Cephalopoda •. 156 



Class Gasteropoda .' 171 



Class Pteropoda 242 



Class Lamellibranchiata 244 



Class Palliobranchiala 272 



Class Tunicata 276 



Class Polyzoa 279 



GENERAL VIEWS ON ARCHEOLOGY, by A. Morlot 284 



I. Kjoekkenmoedding 291 



General View ". 291 



Geographical Distribution 293 



Conformation t 294 



Flora and Fauna 295 



Man and the Products of his Industry 301 



II. Peat-Bogs 304 



Kjaermose, Lyngmose, Skovmose 305 



Central Region of the Skovmose 306 



Exterior Forest Zone'of the Skovmose 307 



Archaeology 309 



III. Subject of Races 310 



Human races 310 



Ancient manner of eating 312 



