Senate Hearings on Public Broadcasting Act of 1967, held during April 1967. An online collection of early educational public radio content from the National Association of Educational Broadcasters (NAEB).
https://www.unlockingtheairwaves.org/programs/senate-hearings-on-public-broadcasting/
Government witnesses, part two
This program, part two of two, features Senator John Pastore (D-Rhode Island); Hugh Scott (R-Pennsylvania); Robert Griffin (R-Michigan); Vance Hartke (D-Indiana); Philip Hart (D-Michigan); Russell Long (D-La.); and Frank Moss (D-Utah).