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

Professional portrait of Oscar Chapman.

Professional portrait of Oscar Chapman.

Secretary of the Interior Oscar Chapman poses for a photo at his desk.

Professional portrait of Oscar Chapman.

Portrait of Assistant Secretary of the Interior Oscar Chapman.

Oscar Chapman sits behind his desk.

Professional portrait of Oscar Chapman.

Secretary of the Interior Stewart Udall (left), Senator Clinton P. Anderson (second from left), and Oscar Chapman (second from right) with unidentified men.

Left to right: Under Secretary of the Interior Oscar Chapman, Ann (Mrs. Oscar) Chapman, and Palmer Hoyt, Editor, Denver Post at an unidentified location.

Photograph of a portrait of Secretary of the Interior Oscar Chapman by Alfred Jonniaux.