Spanish Revolution of 1936
- A brief account written by Franklin Rosemont.
- http://www.writing.upenn.edu/~afilreis/88/spain-overview.html

The First Days of the Spanish Revolution - Durruti and the Durruti Column
- The beginning of the evolution.
- http://recollectionbooks.com/bleed/Encyclopedia/DurrutiColumnEarly.htm

The Spanish Revolution, 1936-39
- Links & useful references, background material & sources on the Spanish Revolution of 1936
- http://recollectionbooks.com/anow/history/spain/

Workers Power and the Spanish Revolution
- Excellent analysis of the role of the CNT-FAI in the Spanish Revolution from an anarcho-syndicalist perspective.
- http://www.uncanny.net/~wsa/spain.html

Collectives In Spain
- Gaston Level's excellent summary of the self-managed collectives created in the Spanish Revolution.
- http://dwardmac.pitzer.edu/anarchist_archives/leval/collectives.html

Essays on the Spanish Civil War
- Writings by Albert Weisbord, written when he was in Spain.
- http://www.weisbord.org/Spain.htm

The Friends of Durruti Group - 1937-1939
- An online book by Agustin Guillamón.
- http://www.spunk.org/library/places/spain/sp001780/index.html