Yale University
Yale: The Illusion of the Renaissance
A curriculum unit on perspective, detailing the differences between medieval and Renaissance art. This is designed as a studio art course for 8th grade through high school, and contains some good information and activities. Illustrations...
ArtLex
Art Lex: Trompe L'oeil
This page contains a definition for what "trompe l'oeil" is and provides numerous examples of paintings and artists that use this technique.
Art Institute of Chicago
Art Institute of Chicago: Art Access: William M. Harnett
View nineteenth-century American trompe o'eil still life "For Sunday's Dinner" by William Harnett, with context and analysis.
Other
The Monumental Mural Art of John Pugh
This is a personal website of a contemporary artist who uses trompe l'oeil in his mural paintings.
University of California
Renaissance Art and Architecture
A detailed overview of art and architecture during the Renaissance. Covers all the major figures and countries.
Other
Kennedy Galleries: Artist Biography: Wm. Michael Harnett
Biographical information on artist William Michael Harnett is given here. Discusses his childhood and life before becoming an artist. Also provides good information on his style of painting.