Ich habe im Marxists Internet Subject Archive noch einige Links zum Drama vom Haymarket gefunden (siehe Rubrik May Day):

Eleanor Marx Aveling and Edward Aveling, The Chicago Anarchists. Eugene Debs, The Martyred Apostles of Labor. Art Young, Haymarket Square, Chicago, May 4, 1886. Haymarket Defendants, The Accused, the accusers: the famous speeches of the eight Chicago anarchists in court when asked if they had anything to say why sentence should not be passed upon them. On October 7th, 8th and 9th, 1886, Chicago. Mother Jones, from her Autobiography: The Haymarket Tragedy, 1925. See also Songs and Poems about the Haymarket Affair.