National Steinbeck Center
http://www.steinbeck.org/MainFrame.html
Provides educational support to those interested in literature, history, agriculture, and the arts.
Monterey County Historical Society
http://www.mchsmuseum.com/steinbeckplaces.html
Provides descriptions, photos, and links to many of the places associated with Steinbeck's writings.
Oprah Winfrey's Book Club
https://www.oprah.com/obc_classic/login/obc_login_main.jhtml?_requestid=600762
Provides information on Steinbeck and his novel East of Eden, which was chosen by Winfrey as a Book Club selection. (Login required.)
Steinbeck's Nobel Prize Speech
http://nobelprize.org/literature/laureates/1962/
Steinbeck's 1962 Nobel Prize acceptance speech, along with a video of the event.