Cabinet officers

Assistant Secretary of the Interior Oscar Chapman (left) with an unidentified woman during a visit to the Caddoa Bridge on the Arkansas River. Man in background unidentified.

Assistant Secretary of the Interior Oscar Chapman (right) at the Colorado State College of Education commencement ceremony, in Greeley, Colorado, where he received an honorary degree. All others unidentified.

From left to right: C. Marshall Finnan, Superintendent, National Capital Parks; Sylvester Pennifield, tender, lock #1; Assistant Secretary of the Interior Oscar Chapman; Charles Stewart, tender, lock #11; and Frederic A. Delano, Chairman, National Capital Park and Planning Commission at the dedication of the Chesapeake & Ohio Canal. All others unidentified.

Assistant Secretary of the Interior Oscar Chapman (standing, right) receives an honorary degree from Colorado State College of Education in Greeley, Colorado. George Willard Frasier, President of the College, is at left. All others are unidentified.

Assistant Secretary of the Interior Oscar Chapman (center) and unidentified people during a visit to the Caddoa Bridge over the Arkansas River.

Assistant Secretary of the Interior Oscar Chapman (left) meets with Blanton Winship, Governor of Puerto Rico, in Chapman's office in the Department of the Interior.

Assistant Secretary of the Interior Oscar Chapman visits the Caddoa Bridge on the Arkansas River. The two men at left are unidentified.

Assistant Secretary of the Interior Oscar Chapman (back to camera) talks with George Willard Frasier, President, Colorado State College of Education in Greeley, Colorado. Chapman received an honorary degree during the commencement ceremonies. Man in background unidentified.

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.

Assistant Secretary of the Interior Oscar Chapman (with telephone, second from left) presents the American Education Award on behalf of the National Exhibitors Association to Jane Addams via a long distance telephone call. All others at the banquet table are unidentified.