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/
Chemistry creates progress
This program explores the ways that the Great Lakes region takes advantage of its natural resources in order to be a major chemical industry center.