145 
After some discussion, Dr. Bolton presented the following 
resolutions, which were adopted :— 
W hereas,—The discovery of Oxygen by Joseph Priestley, on the 1st 
of August, 1774, was a momentous and significant event. in the history 
of chemistry, being the immediate forerunner of Lavoisier’s generaliza- 
tions, on which are based the principles of modern chemical science; and 
Whereas, —A public recognition of the one hundredth anniversary of 
this brilliant discovery is both proper and eminently desirable; and 
Whereas,—A. social re-union of American Chemists, for ee ex- 
change of ideas and observations, would promote good fellowship in 
the brotherhood of chemists, therefore 
Resolved,—That a committee of five be appointed by the Chair, whose 
duty it shall be to correspond with the chemists of the country, "With a 
view to secure the observance of a Centennial Anniversary of Chemistry 
during the year 1874.* 
May 18th. Geological Section. 
Pres. NEWBERRY in the chair. Twenty-four persons present. 
Dr. FEUCHTWANGER, Mr. FALKE, Dr. Bouton, and Mr. 
CoLLINGWoop exhibited various specimens in mineralogy, 
geology, and entomology. 
The following paper was read by title; “An Annotated 
List of the Birds of Utah,” by H. W. Hensuaw ; (published 
‘in the Annals, Vol. XI, No. 1). 
Pror. D. S. Martin read his paper “ On the Rhombic 
Crystallization of Graphite,” which was briefly presented at 
the meeting of April 20th. 
Graphite crystals are usually more or less definite six-sided 
plates, which are said by Prof. Dana to be “often striated 
* President Newberry subsequently appointed the following gentle- 
men :— 
Dr. H. C. Bolton, Chairman, 
Prof. C, F. Chandler, 
Prof. Henry Wurtz, 
Prof. Albert R. Leeds, 
Prof. Charles A. Seeley. 
This committee obtained the signatures, and’ prepared and issued 
the circular, which resulted in the Centennial Meeting at Northumber- 
land, Penn. 
