Chapman, Oscar L. (Oscar Littleton), 1896-1978

Secretary of the Interior Oscar Chapman (facing camera, second from right) has lunch with a group of people in the Department of the Interior. Also pictured: Michael Straus, Bureau of Reclamation Commissioner (right of Chapman); and Assistant Secretary of the Interior William Warne (facing camera, third from left). All others unidentified.

Portrait photo of Secretary of the Interior Oscar Chapman.

Assistant Secretary of the Interior Oscar Chapman (right, back to camera), Secretary of the Interior Harold Ickes (second from right), and Jane (Mrs. Harold) Ickes (third from right) greet an unidentified couple at the Chapman-Burlew picnic.

Michael Straus (back to camera, right), Bureau of Reclamation Commissioner, Secretary of the Interior Oscar Chapman (right of Straus), and Assistant Secretary of the Interior William Warne (facing camera, second from right) eat lunch with other unidentified Interior staff.

Michael Straus (left, back to camera), Bureau of Reclamation Commissioner, Secretary of the Interior Oscar Chapman (right of Straus), and Assistant Secretary of the Interior William Warne (right side of table, second from right) eat lunch with other unidentified Interior staff.

Left to right: Jane (Mrs. Alben) Barkley, Secretary of the Interior Oscar Chapman, and Geneva (Mrs. Oren) Long at dinner during Chapman's trip to Hawaii.

Assistant Secretary of the Interior Oscar Chapman (right), Secretary of the Interior Harold Ickes (second from right), and Jane (Mrs. Harold) Ickes (third from right) with unidentified people at the Chapman-Burlew picnic.

Secretary of the Interior Oscar Chapman (facing camera, left), Bureau of Reclamation Commissioner Michael Straus (right of Chapman), and Assistant Secretary of the Interior William Warne (left side of table, second from left) have lunch with other unidentified Interior staff.

Barnet Nover (left), Bureau Chief of the Denver Post, interviews Secretary of the Interior Oscar Chapman.

Secretary of the Interior Oscar Chapman (standing) speaks at an unidentified event. All others are unidentified.