Dedications (Monuments, etc.)

President Harry S. Truman speaking at the cornerstone laying of the District of Columbia Red Cross building. Also present is former Secretary of Defense George Marshall, (seated, right). All others are unidentified.

President Harry S. Truman flips a fake power switch for the Hungry Horse dam in Kalispell, Montana. President Truman made a public address there while on a campaign trip through the western United States. Also pictured: Secretary of the Interior Oscar Chapman (center). Man on right is unidentified.

Secretary of the Interior Oscar Chapman (foreground) speaks at the dedication of Hungry Horse Dam outside Kalispell, Montana. Pictured, in background: C. H. Spencer, Hungry Horse Dam construction engineer (fourth from right); and Governor John W. Bonner (right). All others unidentified.

Secretary of the Interior Oscar Chapman (right) with an unidentified man at the dedication of the Andrew W. Mellon Memorial Fountain in Washington, D.C.

Fred Vinson, Chief Justice of the United States Supreme Court, speaks during the dedication ceremony for the Andrew W. Mellon Memorial Fountain in Washington, D.C. Also pictured: Ann (Mrs. Oscar) Chapman (front row, left); Secretary of the Interior Oscar Chapman (front row, second from left). All others unidentified.

View of the speakers and attendees at the dedication ceremony for the Andrew W. Mellon Memorial Fountain in Washington, D.C. Standing at the podium is Fred Vinson, Chief Justice of the Supreme Court. Pictured on rostrum: Ann (Mrs. Oscar) Chapman (front row, left); Secretary of the Interior Oscar Chapman (front row, second from left). All others unidentified.

Charles Hansen (left) and Barnard Houtchens, President of the Greeley Chamber of Commerce, at the dedication banquet for the Colorado Big Thompson project in Greeley, Colorado.

Guests seated on the rostrum at the dedication ceremony for the Andrew W. Mellon Memorial Fountain in Washington, D.C. Pictured: Ann (Mrs. Oscar) Chapman (left); and Secretary of the Interior Oscar Chapman (second from left). All others unidentified.

Secretary of the Interior Oscar Chapman (at podium) speaks during the dedication ceremony for the Andrew W. Mellon Memorial Fountain in Washington, D.C. Also pictured: Ann (Mrs. Oscar) Chapman (front row, left). All others unidentified.

Facing camera, left to right: Charles Hansen; Barnard Houtchens, President, Greeley Chamber of Commerce; Secretary of the Interior Oscar Chapman; and Price Hopkins, Mayor of Greeley, at a dedication banquet for the Colorado Big Thompson in Greeley, Colorado. All others unidentified.