The Literature Network
http://www.online-literature.com/irving/
Author Washington Irving's Literature Network profile, containing a huge collection of his works.
Washington Irving's Sunnyside
http://www.hudsonvalley.org/historic-sites/washington-irvings-sunnyside
Visitor's information about Washington Irving's former home, the estate called Sunnyside in Tarrytown, NY.
"The Devil and Tom Walker"
http://classiclit.about.com/od/devilandtomwalker/a/aa_deviltomwalker.htm
About.com - Classic Literature's text of "The Devil and Tom Walker."