Art Gallery: Raphael: A virtual gallery of the artists paintings in a beautiful format. Featuring the so famous paintings with the two Angels.
Brian Yoder's Art Gallery and Critic's Corner: Raphael's The School of Athens, with a brief discussion. A few other works are presented as well.
CGFA: Raphael: Carol Gerten's image archive, with many great scans of works by Raphael.
Life of an Artist: Raphael: Biography of the painter as written by Giorgio Vasari. Includes an image gallery.
Olga's Gallery: Raphael: Comprehensive collection of artist's works with a biography and historical comments.
The Worldwide Art Gallery: Raphael: Biography and image collection (including The School of Athens) of this Italian Renaissance master.
Web Gallery of Art: Raphael: Hungary-based image archive with a variety of Raphael's works available online.