- Alien labor, Mexican--California (3)
- Migrant agricultural laborers--California (3)
- Agricultural laborers--California--Ventura County (1)
- Agriculture--Economic aspects--California (1)
- Alien labor, Mexican--California--Los Angeles County (1)
- Alien labor, Mexican--California--Orange County--History (1)
- Alien labor, Mexican--California--Ventura County (1)
- Alien labor--Germany--History--20th century (1)
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- California, Gulf of (Mexico)--Description and travel (1)
- California, Southern--Economic conditions (1)
- California, Southern--Social conditions (1)
- Capital movements--Mexico (1)
- Citrus fruit industry--California--Ventura County--Employees (1)
- Clothing workers--California--Los Angeles County (1)
- Devaluation of currency--Mexico (1)
- Farm mechanization--California (1)
- Foreign workers, Mexican--California (1)
- Foreign workers, Mexican--Government policy--United States (1)
- Hispanic Americans--Employment--California--Los Angeles County (1)
- Illegal aliens--Employment--California--Los Angeles County (1)
- Labor supply--California--Ventura County (1)
- Marine invertebrates--Mexico--California, Gulf of (1)
- Mexicans--California (1)
- Mexicans--California, Southern--Economic conditions (1)
- Mexicans--California, Southern--Social conditions (1)
- Mexicans--California--La Jolla (San Diego) (1)
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- Mexico--Emigration and immigration (1)
- Migrant agricultural laborers--California--Fiction (1)
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- Migrant agricultural laborers--California--Social conditions (1)
- Migrant agricultural laborers--Mexico--San Jerónimo Progreso (1)
- Mixtec Indians (1)
- Orange County (Calif.)--Economic conditions (1)
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- Salinas River Valley (Calif.)--Social life and customs--Fiction (1)
- San Francisco Bay Area (Calif.)--Foreign population (1)
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- Trade-unions--California--Political activity (1)
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- United States--Emigration and immigration (1)
- Zacatecas (Zacatecas, Mexico)--Economic conditions (1)
- Zacatecas (Zacatecas, Mexico)--Social conditions (1)