President Lyndon Johnson signs the Wilderness Bill and the Land and Water Conservation Fund Bill as members of Congress and the Cabinet watch from a White House porch, September 3, 1964
Stewart Udall and poet Robert Frost strolling through the woods at Dumbarton Oaks following ceremonies commemorating the 100th anniversary of the death of Henry David Thoreau, May 11, 1962.
Secretary of the Interior Stewart and Lee Udall hike along the Chesapeake and Ohio Canal in Washington. They are on a visit to authorize the establishment of a Chesapeake and Ohio Canal National Historical Park in Maryland, April 1961.
Secretary of the Interior Stewart Udall making a speech during the dedication of the Thompson Boat Center below Key Bridge, Washington, D.C., May 27, 1961
Letter signed by Melchor de Peramás, a civil officer, and directed to the Reverend Father General of the Order of Saint Hippolytus. The writer requests that the members of that same order not attend the proffered surgical classes and not trouble…
Sheet with summary of Asian historical and geographical details. Includes chart listing nations, population and area (incomplete data), along with capital and principal cities with their populations, most rounded or estimated to the nearest 10,000; …