sentences:  Jones was also admitted to the Oklahoma bar in 1964 and commenced his practice of law in Tulsa, Oklahoma.Jones first important political job was as the legislative assistant for Congressman Ed Edmondson (1961–1964).Then, in 1965, Jones moved from the United States Congress to the White House where he served as Appointments Secretary (Chief of Staff) to U.S. President Lyndon B. Johnson, the youngest person to hold that position (until Johnson left office on January 20, 1969).