Speeches, addresses, etc.

Secretary of the Interior Oscar Chapman (standing) speaks to the Bureau of Reclamation's Operations and Maintenance Regional Supervisors during a conference at the Department of the Interior. Also pictured: Bureau of Reclamation Commissioner Michael Straus (left, against wall); and Senator Joseph C. O'Mahoney (seated, right of Chapman). All others unidentified.

Under Secretary of the Interior Oscar Chapman (at podium) gives the address at Hyde Park, New York during Memorial Day services at President Franklin D. Roosevelt's gravesite. All others unidentified.

Under Secretary of the Interior Oscar Chapman speaks at the American Petroleum Institute convention in Chicago, Illinois.

Under Secretary of the Interior Oscar Chapman speaks at the American Petroleum Institute convention in Chicago, Illinois.

Under Secretary of the Interior Oscar Chapman (facing camera, left) and Bureau of Reclamation Commissioner Michael Straus (facing camera, right) address the crowd at the dedication of the Alva B. Adams Tunnel in Colorado. All others unidentified.

President Harry S. Truman smiles for the photographers during his radio speech to the nation concerning the reconversion program for a peacetime economy.

President Harry S. Truman gives his radio address announcing victory in Europe over the Germans.

Assistant Secretary of the Interior Oscar Chapman speaks at the dedication of the Chesapeake & Ohio Canal. Frederic A. Delano, Chairman, National Capital Parks and Planning Committee is pictured in background.

Assistant Secretary of the Interior Oscar Chapman speaks at the dedication of the Chesapeake & Ohio Canal. Also pictured: Sylvester Pennifield (right), tender, lock #1. All others unidentified.

An unidentified man speaks at a Brotherhood dinner, hosted by the National Conference of Christians and Jews, in honor of Secretary of the Interior Oscar Chapman (second from right). Also pictured: Ann (Mrs. Oscar) Chapman (left); and Jane (Mrs. Alben) Barkley (right). All others unidentified. From: Oscar Chapman Scrapbook