458 CONTENTS. 



Page. 



On the External Appearance of the Sun's Disk 209 



On Accidental or Subjective Colors : Persistence of Images, Contrast, Irradiation, Dal- 

 tonism, &c. : by theAbb6 Moigno.^ 211 



The Figures of Equilibrium of a Liquid Mass withdrawn from the Action of Gravity, 



by J. Plateau - 255 



Report on the Transactions of the Society of Physics and Natural History of Geneva, 



from July, 1865, to June, 1866, by Dr. Gasse 291 



Notes on the Tinneh or Chepewyan Indians of British and Russian America. 1. The 

 Eastern Tinneh, by Bernard R. Ross, esq. 2. The Loucheux Indians, by William 

 L. Hardisty. 3. The Kutchin Tribes, by Strachan Jones, esq.: communicated by 



George Gibbs 303 



The American Migration, by Frederick Von Hellwald 328 



Indian Pottery, by Charles Raw 346 



Artificial Shell Deposits of the United States, by D. G. Brinton, M. D - 356 



Sketch of Ancient Earth-works, by I. Dille 359 



Pile-work Antiquities of Olmutz 363 



The Antiquities on the Banks of the Mississippi River and Lake Pepin, by Dr. L. C. 



Estes 366 



A Physical Atlas of North America, a communication from George Gibbs, esq 368 



On Ethnological Research, a communication from Dr. E. H. Davis, of New York.. . 370 

 International Archaeological Congress, organized by the Archseological Academy of 



Belgium, in concert with the French Society of Archseology : Antwerp, 1866 .... 374 



On Vitality, by Rev. H. H. Higgins, with notes by Prof. Henry 379 



Instructions for collecting Land and Fresh-water Shells, by Dr. Jas. Lewis 389 



On the collection of specimens of Myriapodg, Phalangidse, &c., by Dr. Henry C. 



Wood, jr 395 



Plan of a research upon the Atmosphere, by Prof. C. M. Wetherill 396 



An account of the Cryolite of Greenland, communicated by Messrs. Lewis & Sons. - 398 

 Extracts from the Meteorological correspondence of the Institution, with remarks by 



the Secretary, Prof. Joseph Henry • 402 



Horary variations of the Barometer, by Marshall Vaillant, with notes by Prof. Henry. 413 



On the formation of Ice at the Bottom of Water, by M. Englehardt 425 



The Earthquake in Eastern Mexico, of the second of January, 1866, by Dr. Charles 

 Sartorius, of Mirador, near Huatasco, district of Cordova, State of Vera Cruz, 



Mexico 432 



Statistics relative to Norwegian Mountains, Lakes, and the Snow* line 435 



