Making of America (primary sources)

Lewis Hine's Child Labor Photos

Haymarket Affair Digital Collection

Women Working 1800-1930 (Harvard University Library)

Labor History Resources

Chicago Labor Oral Histories

Seattle General Strike

Rise of Big Business & Big Labor

Triangle Factory Fire

The Tenement Museum

Bill Haywood Trial 1907

Labor Arts

Eugene Debs Internet Archive

Emma Goldman Papers

Daniel De Leon Online

Terence Powderly Photographs (Catholic University Archives)

University of Pittsburgh Labor Legacy

Historic Pittsburgh (University of Pittsburgh)