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Subject
- Food--Preservation3
- Food--Storage2
- Plastic films2
- Advertising1
- African American men1
- African Americans1
- African Americans in advertising1
- Agricultural chemicals1
- Beckman Instruments, Inc.1
- Beckman, Arnold O.1
- Chemical industry1
- Corporations1
- Dinners and dining1
- Dow Chemical Company1
- E.I. du Pont de Nemours & Company1
- Employees1
- Flavoring essences1
- Food additives1
- Food additives industry1
- Food industry and trade--Sanitation1