Charles Guiteau (History "lite")
http://www.historyhouse.com/stories/guiteau.htm

The Charles Guiteau Collection at Georgetown University
http://gulib.lausun.georgetown.edu/dept/speccoll/cl133.htm

"Charles Guiteau" the folksong
http://www.fortunecity.com/tinpan/parton/2/guit1.html

Alexander Graham Bell as unwitting accomplice to Garfield's death
http://home.nycap.rr.com/useless/garfield/garfield.html

White House page on James Garfield
http://www1.whitehouse.gov/WH/glimpse/presidents/html/jg20.html