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- Agricultural industries --California1
- Boycotts--United States.1
- Grape Strike, Calif., 1965-19701
- Grape industry--United States--History--Sources✖[remove]1
- Labor unions --Migrant agricultural laborers --United States1
- Chavez, Cesar, 1927---Pictorial works✖[remove]1
- Reuther, Walter, 1907-19701
- United Farm Workers1