2 PROCEEDINGS OF THE PITTSBURG MEETING 



Arthur J. Collier, A. B., A. M., S. B., Washington, D. C. Assistant Geologist, 

 U. S. Geological Survey. 



John Burchmore Harrlson, M. A., F. I. C, F. G. S., Georgetown, Demerara, 

 British Guiana. Government Geologist. 



Edward Henry Kraus, B. S., M. S., Ph. D., Syracuse, New York. Associate Pro- 

 fessor of Mineralogy, Syracuse University. 



Gkorge Davis Louderback, A. B., Ph. D., Reno, Nevada. Professor of Geology, 

 University of Nevada. 



George Curtis Martin, B. S., Ph. D., Baltimore, Maryland. Assistant in Paleon- 

 tology, Johns Hopkins University. 



Walter Curran Mendenhall, B. S., Washington, D. C. Geologist, U. S. Geo- 

 logical Survey. 



George Henry Perkins, A. B., Ph. D., Burlington, Vermont. Professor of Geol- 

 ogy, University of Vermont; State Geologist. 



William Sidney Tangier Smith, B. L., Ph. D., Washington, D. C. Assistant 

 Geologist, U. S. Geological Survey. 



Alfred William Gunning Wilson, A. B., A. M., Ph. D. , Cobourg, Ontario, 

 Canada. Geologist on temporary staff of the Geological Survey of Canada. 



DELEGATES TO HUGH MILLER CENTENARY 



Upon explanation and motion of the Secretary, it was voted to ap- 

 point Dr John M. Clarke as a delegate of the Society to the Hugh Miller 

 centennial celebration at Cromarty, Scotland, October 10, 1902. 



On motion of J. A. Holmes, it was also voted to authorize the Presi- 

 dent and Secretary to appoint other Fellows as delegates to the commem- 

 oration if it should appear desirable, Doctor Clarke to be the chairman 

 of the delegation. 



Following announcements of excursions, etcetera, the scientific work 

 of the meeting was declared in order. The first paper presented was 

 descriptive of the locality. 



GEOLOGY OF THE PITTSBURG REGION 

 BY I. C. white 



The paper was illustrated with maps, charts, and sections. Remarks 

 were made by B. K. Emerson and G. F. Wright. An abstract is printed 

 in Science^ volume xvi, page 258, August 15, 1902. 



As appropriate in this connection, Professor U. S. Grant made an in- 

 formal report on the geological excursion conducted by Doctor White 

 during the week preceding the meeting. This account has been written 

 as follows : 



