A 13-part documentary drama about the economic impact of the Great Lakes region in the United State.An online collection of early educational public radio content from the National Association of Educational Broadcasters (NAEB).
https://www.unlockingtheairwaves.org/programs/pathways-to-progress-the-great-lakes/
They put the world on wheels
This program looks at automobiles, their history, and the close connection between the Great Lakes region and the growth of the automobile industry.