Major Themes, Historical Perspectives, and Personal Issues of Walt Whitman
- Analysis of several of Whitman's works,by Betsy Eikkila, part of an online syllabus.
- http://college.hmco.com/english/heath/syllabuild/iguide/whitman.html

Reviews of Whitman's Works
- Reviews and criticism at the Walt Whitman Hypertext Archive.
- http://www.whitmanarchive.org/criticism/index.html

Emerson on Walt Whitman's "Leaves of Grass"
- Ralph Waldo Emerson's July 21, 1855 letter praising "Leaves of Grass", and scholarly criticism concerning that letter.
- http://jefferson.village.virginia.edu/fdw/volume1/belasco/whitman-emerson.htm

A Sort of Visitor in Life
- Rob Couteau's biographical essay on the author, published in West Hills Review, 1985, explores the poet as an American ideal, focusing on his spirituality and politics.
- http://www.tygersofwrath.com/whitman1.htm

Drum Taps and Washington's Civil War Hospitals
- Discusses the poem and its relation to events and places in the Civil War.
- http://xroads.virginia.edu/~CAP/hospital/whitman.htm

Mark Twain & Walt Whitman
- A Talk Delivered April 4, 1992 to the Mark Twain Association of New York. P. Salwen article.
- http://salwen.com/mtwhtman.html