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Subject
- United States Steel Corporation[remove]4
- Central business districts--Pennsylvania--Pittsburgh2
- Grant Street (Pittsburgh, Pa.)2
- Men--Pennsylvania--Pittsburgh2
- Picketing--Pennsylvania--Pittsburgh2
- African American civil rights workers--Pennsylvania--Pittsburgh1
- African American civil rights workers--Pennsylvania--Wilkinsburg1
- African Americans--Civil rights--Pennsylvania--Pittsburgh1
- African Americans--Civil rights--Pennsylvania--Wilkinsburg1
- Aluminum Company of America1
- Bethlehem Steel Corporation1
- Business and politics--United States1
- Civil rights demonstrations--Pennsylvania--Pittsburgh1
- Civil rights movements--Pennsylvania--Pittsburgh1
- Civil rights movements--Pennsylvania--Wilkinsburg1
- Civil rights workers--Pennsylvania--Pittsburgh1
- Civil rights workers--Pennsylvania--Wilkinsburg1
- Demonstrations--Pennsylvania--Pittsburgh1
- Discrimination in employment--Pennsylvania--Pittsburgh1
- Discrimination in employment--Pennsylvania--Wilkinsburg1