Originally Posted by itsanonwingthing:
Photo by Jim Chini courtesy of Mike Grieff
Inaugural Astro Grand Prix - Houston Astrodome
USAC Invitational Midget event.
(left to right) Mario Andretti (driving Mel's second midget),
Mel Kenyon, Bob Krohne, Don Kenyon, Chuck Nowiki,
Gene Thomas, Ray Grieff.
Interesting that Mel's car had a roll cage, but not Mario's.