Labor Day: A look back at the largest UAW strikes in history

(Original Caption) 9/14/70-Detroit, MI-With a strike against the General Motors Corporation almost certain at midnight 9/14, members of UAW Local 22 prepare placards for use by pickets.
(Original Caption) 9/14/70-Detroit, MI-With a strike against the General Motors Corporation almost certain at midnight 9/14, members of UAW Local 22 prepare placards for use by pickets.