Abraham Lincoln
John F Kennedy
www.ducksters.com/biography/uspresidents/johnfkennedy.php
www.biography.com/people/john-f-kennedy-9362930
www.presidential-power.org/president-john-f-kennedy.htm
www.usa4kids.com/presidents/John_F_Kenedy.html
www.fun-facts.org.uk/american-presidents/john-f-kennedy.htm
biography.yourdictionary.com/john-f-kennedy