Basic information from the Illinois Labor History Society.
Podcast about Haymarket by James Green and Howard Zinn from WGBH (May 7, 2006) and NPR. James Green's Death in the Haymarket (2006) was reviewed in The Nation, the New York Times (May 7, 2006), and also by Le Mouvement Social (Université de Paris I).
Read the first chapter of James Green's Death in the Haymarket (2006). Listen to shorter (7 minute) NPR podcast of James Green talking about his book.
About the Haymarket Affair 1886-1887 from the Library of Congress.
The Dramas of Haymarket by the Chicago Historical Society and Northwestern University.
May 4, 1886, the Haymarket Tragedy from the Chicago Public Library.
"Haymarket Martyr Albert Parsons's Last Words to His Wife" from History Matters.
Homicide in Chicago: 1886, Haymarket Affair from Northwestern University.
The Haymarket Riot Trial (State of Illinois v. Albert Spies, et al., 1886) from the University of Missouri-Kansas City School of Law.
Haymarket Martyrs Monument at Forest Home Cemetery.
An article published in 1986 from Revolutionary Worker Online.
An analysis from libcom.org.
And, in French, about May 1, 1886.