Pennsylvania Chestnut Tree Blight Commission. 



MEMBERS OF COMMISSION. 



Winthrop Sargent, Chairman, Bryo Mawr. 



Harold Peirce, Secretary HaTerford. 



Samuel T. Bodine, Villa NoTa. 



George F. Craig Rosemont. 



Theodore N. Ely, Bryo Mawr. 



EXECUTIVE STAFF. 

 Mark Alfred Carleton, General Manager. 

 Samuel B. Detwiler, General Superintendent. 

 Oliver D. Scliock, Assistant to General Superintendent. 

 Thomas E. Francis, Field Manager, Western District. 

 Joseph R. Wilson, Field Manager, Eastern District. 

 David T. McCampbell, Chief Clerk. 



Irvin C. Williams, (Pennsylvania State Forestry Department Collaborator). 



SCIENTIFIC AND OPERATIVE STAFF. 

 Frederick D. Heald, Pathologist. 

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

 Paul J. Anderson, Field Pathologist. 



Caroline Rumbold, Physiologist in charge of Tree Medicati««. 

 Roy G. Pierce, Tree Surgeon. 

 Keller E. Rockey, Forester in charge of Demonstratio* Work. 



