Harry S. Truman Library

William Lindberg (fourth from left) with guards of Hoover Library at the dedication of the Herbert Hoover Presidential Library in West Branch, Iowa. All others are unidentified.

Former President Herbert Hoover (third from left) with his great-grandchildren at the dedication of the Herbert Hoover Presidential Library in West Branch, Iowa. Also present is former President Hoover's son, Herbert Charles Hoover (second from right). All others are unidentified.

Former President Herbert Hoover (at the podium) speaking to the crowd gathered at the dedication of the Herbert Hoover Presidential Library in West Branch, Iowa. Seated behind Hoover, next to the empty chair on the left, is former President Harry S. Truman. All others are unidentified.

People attending a dinner as part of the dedication ceremonies for the Herbert Hoover Presidential Library in West Branch, Iowa. Seated around the table in the foreground are (starting to the left of the woman standing in white): Truman Library Director Dr. Philip Brooks; Mrs. Wayne Grover; Archivist of the United States Wayne Grover; Eisenhower Library Director Robert Bolton; Frank Nye (back to camera), and Mrs. Frank Nye. All others are unidentified.

Former President Herbert Hoover (at the podium) speaking to the crowd gathered at the dedication of the Herbert Hoover Presidential Library in West Branch, Iowa. Seated behind Hoover, next to the empty chair on the left, is former President Harry S. Truman. All others are unidentified.

Former President Herbert Hoover (third from left) with his great-grandchildren at the dedication of the Herbert Hoover Presidential Library in West Branch, Iowa. Also present is former President Hoover's son, Herbert Charles Hoover (right). All others are unidentified.

Former President Herbert Hoover speaking at the dedication of the Hoover Presidential Library in West Branch, Iowa. Others in the background are unidentified.

Archivist of the United States Wayne Grover speaking at the dedication of the Herbert Hoover Presidential Library in West Branch, Iowa. Seated behind him is former President Hoover's son, Herbert Charles Hoover. Seated on the right is Iowa Governor Norman Erbe. All others are unidentified.

Former President Harry S. Truman speaking at the dedication of the Herbert Hoover Presidential Library in West Branch, Iowa. Seated behind Mr. Truman is former President Herbert Hoover. All others are unidentified.

Former President Harry S. Truman speaking at the dedication of the Herbert Hoover Presidential Library in West Branch, Iowa. Seated behind former President Truman is former President Hoover. Seated behind former President Hoover is his son, Herbert Charles Hoover. All others are unidentified.