104 BULLETIN OF THE 



Mr. J. E. HiLGARD then introduced Hon. T. L. Clingman, of 

 North Carolina, who made a communication 



ON THE EARTHQUAKE PHENOMENA RECENTLY EXPERIENCED IN 

 NORTH CAROLINA. 



(abstkact.) 



Mr. Clingraan stated that the first shock on record occurred in 

 1811, and similar ones had been experienced every two or three 

 years since that date, in some portion of a region including' the 

 six most western counties of North Carolina, all of them imme- 

 diately east of the main range of the Blue Ridge. 



The author had devoted much time to the investigation of this 

 subject, and gave many interesting details relative thereto. 



(^This communication has been published in the New York Dailj Times, July 



15, 1874.) 



Mr. J. W. Powell read a memoir 



ON THE GENESIS AND DEMONOLOGY OF THE NUMA TRIBE OF INDIANS. 



(^Thls paper will be published in fall in a forthcoming report of Mr. Powell to 



the Seer etar I] uf the Smithsonian Institution, On the Survey of tlie 



Colorado River.) 



TlST Meeting. June 6, 18H. 



Yice-President J. E. Hilgard in the Chair. 



The chairman announced the adoption by the general commit- 

 tee of a resolution ordering that in official records of the Society 

 all titles of members other than "Mr." be hereafter omitted. 



Mr. F. W. Clarke made a communication 



on the molecular HEATS OF SIMILAR COMPOUNDS. 



(ABSTRACT.) 



It is laid down in all text-books that similar compounds have 

 equal atomic or molecular heats. Thus, for instance, the chlorides 

 of the alkaline metals are said to have equal values, the carbon- 

 ates of the calcium group furnish a similar example, and so on. 

 This is probably true, with certain qualifications. The different 

 bodies must be compared not at the same temperature, but at 

 what are called corresponding temperatures. These correspond- 



