Pennsylvania Chestnut Tree Blight Commission. 



MEMBERS OF COMMISSION. 



Winthrop -Sargent, Chairman Bryn Mawr. 



Harold Peirce, Secretary Haverford. 



Samuel T. Bodine, Villa Nova. 



George F. Craig, Rosemont. 



Theodore N. Ely, Bryn Mawr. 



EXECUTIVE STAFF. 

 Mark Alfred Carleton, General Manager. 

 Samuel B. Detwiler, General Superintendent. 

 Oliver D. Schock, Assistant to General Superintendent. 

 Thomas E. Francis, Field Manager, Western District. 

 Joseph R. Wilson, Field Manager, Eastern Distiict. 

 David T. McCampbell, Chief Clerk. 



Irvin C. WilH.inis. (Pcnn -ylvania State Fore.stiy De:)artment Collaborator). 



SCIEXTIFIC A.\'D OPEF'.ATIVE STAFF. 

 Frederick D. Heald, Pathologist. 

 J. P. Wentling, Forester in chaige of Utilization. 

 Paul J. Anderson, Field Pathologist. 



Caroline Rumbold, Physiologist in charge of Tree Medication. 

 Roy G. Pierce, Tree Surgeon. 

 K«ller E. Rockey, Forester in charge of Demonstratioa Work. 



