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- Advertising--Pennsylvania--Pittsburgh1
- African American civil rights workers--Pennsylvania--Pittsburgh1
- African American men--Pennsylvania--Pittsburgh1
- African Americans--Civil rights--Pennsylvania--Pittsburgh1
- Boycotts--Pennsylvania--Pittsburgh1
- Buildings--Pennsylvania--Pittsburgh1
- Civil rights demonstrations--Pennsylvania--Pittsburgh1
- Civil rights movements--Pennsylvania--Pittsburgh1
- Civil rights workers--Pennsylvania--Pittsburgh1
- Direct action--Pennsylvania--Pittsburgh[remove]1
- Signs and signboards--Pennsylvania--Pittsburgh1