Topic
- Career in automobile industry and trade20
- Childhood and youth20
- General Motors Strike20
- Labor union meetings20
- United Farm Workers of America20
- Hispanic American agricultural laborers19
- Family18
- Lansing (Mich.)18
- Grievance procedures14
- Labor movement14
- Buildings12
- Collective bargaining12
- Grapes11
- A.F.L.-C.I.O.10
- Automobile factories10
- Influence10
- Picketing10
- Elections8
- Employment8
- Industrial relations8