Lead: On May 29, 1869 a small party, nine men in four rowboats led by a man with one arm, set out on what was called an impossible task – passage of the Colorado River through the Grand Canyon.

                Intro.: A Moment in Time with Dan Roberts. 

                Content: By the time thirty-five year old college professor and Civil War veteran John Wesley Powell and his crew embarked on their historic journey, Powell had a well-established reputation as a scientist and surveyor of the Rocky Mountain region. He had led one of the four major survey teams the federal government hired to chart the interior west. During an early expedition Powell set his goal –  map the uncharted river system from the Green River in Wyoming to the end of the Colorado, something no man had done.