Hon. WILLTAM PHILLIPS, Third Assistant Secretary of State; 
Chairman ex officio of the Executive Committee of the 
Second Pan American Scientific Congress. 
Dr. GEORGE M. ROMMEL, Chief, Animal Husbandry Division, Bu- 
reau of Animal Industry, Department of Agriculture; 
Chairman, Section on Conservation of natural Resources, 
Agriculture, Irrigation, and Forestry, Second Pan 
American Scientific Congress. 
Dr. LEO S. ROWE, President, American Academy of Political 
and Social Science; Chairman, Section on Transporta- 
tion, Commerce, Finance, and Taxation, Second Pan 
American Scientific Congress. 
Dr. TAMES BROWN SCOTT, Secretary, Carnegie Endowment for 
International Peace; Vice Chairman, Executive Commit- 
tee of the Second Pan American Scientific Congress; 
Chairman Section on International Law, Public Law and 
Jurisprudence, Second Pan American Scientific Congress. 
Mr. ALFRED R. THOM, General Counsel of the Southern Railway. 
Dr. CHARLES D. WALCOTT, Secretary of the Smithsonian Insti- 
tution. 
Dr. WILLIAM H. WELCH, President, National Academy of Science- 
Honorary Vice Chairman,' Executive Committee of the 
Second Pan American Scientific Congress. 
Dr. ROBERT S. WOODWARD, President, Carnegie Institution of 
Washington; Chairman, Section on Astronomy, Meteorology 
and Seismology, Second Pan American Scientific Congress 
SECRETARY OF THE DELEGATION. 
Mr. WALTER SCOTT PENFIELD 
ASSISTANT SECRETARY OF THE DELEGATION. 
Mr. HENRY RALPH RINGE 
