Cover: http://orpheus.ucsd.edu/speccoll/visfront/index.html

Page 13: Peter Kuper, peterkuper.com

Page 21: Nik Moore, maladroitdrone.org

Page 24, 25, 32, 36: Private collection, Federico Arcos

Page 26, 34, 35: 1936: The Spanish Revolution, by The Ex

akpress.org

Page 30 & 31: Richard Warren from The Man Who Killed Durruti by Pedro De Paz, christiebooks.com

Page 33: The Spanish Civil War by Abel Paz

Page 37: Nicole Schulman, nicoleschulman.com