THE PROGRESSIVE ERA

• The Progressive Era (American Historama)

JOHN MUIR

• The John Muir Exhibit​
• John Muir (National Park Service)​
• John Muir (PBS)​
• John Muir (Biography Channel)​
• The John Muir Global Network

ALICE PAUL

• Who was Alice Paul? (Alice Paul Institute)
• Alice Paul (History Channel)
• Alice Paul (Biography Channel)
• ​Alice Paul (Smithsonian)​​
• Alice Paul (American Experience)

MOTHER JONES

• History of Mother Jones (Mother Jones Magazine)
• Mother Jones (Biography Channel)
• Mother Jones (Americans Who Tell the Truth)

UPTON SINCLAIR

• Upton Sinclair (The Virtual Museum of the City of San Francisco)​
• Upton Sinclair (Biography Channel)
• Upton Sinclair (New York Times Topics)
• Upton Sinclair (Slate Magazine)

W. E. B. DU BOIS

• W. E. B. DuBois Speaks! (Socialism and the American Negro)
• W. E. B. DuBois (Biography Channel)​
• W. E. B. DuBois (NAACP)​
• W. E. B. DuBois (History Channel)
• W. E. B. DuBois (A Negro Schoolmaster in the South)​​