The Second Pan American scientific Congress 
DECEMBER 27, 1915 —JANUARY 8, 1916 
WASHINGTON, D. C. 
THIRD SPECIAL ANNOUNCEMENT TO MEMBERS OF 
EXECUTIVE COMMITTEE THE CONGRESS, 
WILLIAM PHILLIPS, A. B., 
THIRD ASSISTANT SECRETARY OF STATE. 
CHAIRMAN EX OFFICIO. 
JAMES BROWN SCOTT. LL. D., J. U. D„ 
SECRETARY, CARNEGIE ENDOWMENT FOR INTER- 
NATIONAL PEACE. 
VICE CHAIRMAN. 
WILLIAM H. WELCH, M. D„ LL. D„ 
PRESIDENT. NATIONAL ACADEMY OF SCIENCES, 
HONORARY VICE CHAIRMAN, 
JOHN BARRETT, LL.‘ D„ 
DIRECTOR GENERAL. PAN AMERICAN UNION 
W. H. BIXBY, 
BRIG. GENERAL. U S. A.. RETIRED. 
PHILANDER P. CLAXTON, LL. D.. 
COMMISSIONER OF EDUCATION. 
WILLIAM C. GORGAS, M. D.. Sc. D.. 
SURGEON GENERAL. U. S. A. 
WILLIAM H. HOLMES, B. S„ 
HEAD CURATOR. SMITHSONIAN INSTITUTION. 
HENNEN JENNINGS, C. E„ 
FORMER PRESIDENT. LONDON INSTITUTION MINING 
AND METALLURGY. 
GEORGE M. ROMMEL, B. S., 
CHIEF, ANIMAL HUSBANDRY DIVISION, BUREAU OF 
ANIMAL INDUSTRY, DEPARTMENT OF AGRICULTURE. 
L. S. ROWE, PH. D„ 
PRESIDENT, AMERICAN ACADEMY OF POLITICAL AND 
SOCIAL SCIENCE 
ROBERT S. WOODWARD, PH. D„ 
PRESIDENT. CARNEGIE INSTITUTION OF WASHINGTON. 
ORGANIZATION OFFICERS 
JOHN BARRETT, LL. D., 
SECRETARY GENERAL. 
GLEN LEVIN SWIGGETT, PH. D„ 
ASSISTANT SECRETARY GENERAL. 
MEMBERS OF THE CONGRESS 
OFFICIAL DELEGATES. 
DELEGATES OF BUREAUS, SOCIETIES, ASSOCIATIONS, 
AND EDUCATIONAL INSTITUTIONS. 
HONORARY MEMBERS. 
MEMBERS OF COMMITTEES OFFICIALLY APPOINTED. 
The Congress will have its formal opening Monday, December 27th, 
10 a. m., in Memorial Continental Hall, Seventeenth and D Streets NW., 
adjoining the Pan American Building. 
The Honorable the Secretary of State and the United States Delegation 
will tender a reception to the members of the Congress and invited guests 
Monday night, December 27th, at 9 o’clock in the Pan American Building. 
There will be semiformal openings of the nine sections of the Congress, 
meeting separately, Tuesday morning, December 28th, at 9.30 o’clock. Place 
of meetings for sections will be announced on the convening of the Congress. 
Bach of the nine sections of the Congress will have a formal closing on Friday, 
January 7th. The official closing of the Congress will take place Saturday, 
January 8th, in the Pan American Building, at 10 o’clock a. m. Immediately 
subsequent to the opening of each section on Tuesday, December 28th, and 
continuing to the close of the Congress, the various sections and subsections 
will be meeting in separate and joint sessions. 
Members may register at the Official Headquarters of the Congress in the 
New Willard Hotel, beginning Saturday, December 25th. Registration for the 
members from the United States will be in the Red Room, first floor. All 
members are requested to report immediately on arrival for the purpose of 
registration, assignment to sections, and the receiving of such printed informa- 
tion as will be of interest. Members will register according to their class of 
membership. Members of committees and writers of papers will register at 
the table of the corresponding secretary assigned to the section to which they 
belong as committee members or writers of papers. 
Ushers with badges marked “Scientific Congress ” will be at the F Street 
entrance to receive all members of the Congress. Mail of members should be 
addressed to “Postal Branch, Pan American Scientific Congress, New Willard 
Hotel, Washington, D. C.,” established in the subway adjoining the Red 
Room. Wraps, packages, etc., may be left in the Gridiron Room to the right 
of the F Street entrance. 
The office of the Secretary General and Assistant Secretary General will be 
in the Blue Room, directly opposite the Red Room. 
Headquarters rooms of the United States delegation, of the Secretary of the 
Women’s Auxiliary Conference, of the delegation aids and assistant secre- 
taries in charge of social entertainment and reception of Fatin American 
delegates will be on the second floor. 
Barge posters placed at the entrance of the principal hotels and meeting 
places will give further information. 
WRITERS OF PAPERS. 
