These are subsidies that directly harm working men and women on the assembly lines in Ohio and Michigan and across the Midwest.

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So if you think about six million cars sales gone, that's an awful lot of people working on an awful lot of assembly lines.

NPR: More Bumps In The Road For GM, Chrysler And Ford

Former farm laborers, though, earned substantially more working on Henry Ford's moving assembly lines in Detroit than they did tilling fields.

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