Rogers C. Morton
Rogers Clark Ballard Morton was an American politician who served as the U.S. Secretary of the Interior and Secretary of Commerce during the administrations of Presidents Richard Nixon and Gerald Ford, respectively. He also served as a Member of the U.S. House of Representatives from Maryland. Wikipedia*
On the C-SPAN Networks:
Rogers C. Morton has one video in the C-SPAN Video Library; the first appearance was a 1976 Convention.