Grand Canyon: The Hidden Secrets

(1984)

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Cast

Daniel T. Majetich

John Wesley Powell

Armando Leon Diaz

Garcia de Cardenas

Percy Devine

Mule Skinner

Crew

Kieth Merrill

Directing

Kieth Merrill

Directing

Bill Conti

Sound

Richard W. James

Production

Douglas Memmott

Production

Kieth Merrill

Directing

Reed Smoot

Camera

Stephen L. Johnson

Editing

Roger Crandall

Art

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