Governor Calvin L. Rampton of Utah addresses the audience at the Powell Commemorative Ceremony on Lake Powell. Sitting at left are Governor Jack Williams of Arizona and Assistant Secretary of the Interior James R. Smith.

Harthon "Spud" Bill, Deputy Director of the National Park Service, addresses the audience at the Powell Commemorative Ceremony on the shore of Lake Powell.

A distant view of the speakers' stand, exhibit area, an assembled crowd, Lake Powell, and Glen Canyon Dam at the Powell Commemorative Ceremony.

James R. Smith, Assistant Secretary of the Interior, provides the principal address at the Powell Commemorative Ceremony upstream from Glen Canyon Dam at Lake Powell. At right is Commissioner of Reclamation Floyd E. Dominy and Governor of Utah Calvin L. Rampton.

Bill Diamond, professional river runner, portrays Major John Wesley Powell in an exhibit at the Powell Commemorative Ceremony on the shore of Lake Powell.

Floyd E. Dominy, Commissioner of Reclamation, left, and Assistant Secretary of the Interior James R. Smith chat with Bill Diamond, a professional run runner who portrayed Major John Wesley Powell, in the Powell Commemorative Ceremony held on Lake Powell.

The unveiling of a plaque dedicated to the memory of Major John Wesley Powell at a Powell Commemorative Ceremony on Lake Powell. From left to right, the individuals identified are Governor Jack Williams of Arizona; Chairman Raymond Nakai of the Navajo Tribal Council; James R. Smith, Assistant Secretary of the Interior; and Governor Calvin L. Rampton of Utah. The plaque reads as follows: "Lake Powell; Major John Wesley Powell led scientific exploration parties down the Green and Colorado Rivers in 1869 and in 1871-72. Years later Powell became a leader in government science programs, headed the U. S. Geological Survey and the Bureau of American Ethnology, and advocated enlightened land and water conservation policies which resulted in the passage of the Reclamation Act of 1902. In commemoration of his courage, his wisdom, and his years of public service, the reservoir behind Glen Canyon Dam as been named Lake Powell."