The following web sites, articles, books and documentaries offer a wealth of information about the Triangle Fire.
The Triangle Factory Fire (Cornell) This recently redesigned site provides a variety of sources that document the fire and its aftermath: survivor interviews; photos and illustrations; newspaper and magazine articles; the transcript of the criminal trial; reports; audio of a lecture by Frances Perkins from 1964; and other sources.
Chronicling America offers search strategies, key dates, and links to sample newspaper articles about the Triangle Factory Fire. The impact of the photographs in many of these articles is explored in Factory Fire: A Frontier in Photojournalism (New York Times, March 23, 2011).
Preview Dave Von Drehle's Triangle: The Fire That Changed America (Atlantic Monthly Press, 2003). Von Drehle discussed the book on Booknotes (August 21, 2003; 58 min.). A number of children's books about the tragedy are also available.
Two documentaries offer additional opportunities for understanding the Triangle Fire from multiple perspectives. One can watch Triangle Fire (PBS) online, and HBO's Triangle: Remembering the Fire will air on CNN on March 26, 2011.