Art Cyclopedia
Artcyclopedia: Early Renaissance Art
Here at Artcyclopedia you find a very brief explanation of the Early Renaissance along with many links out to the artists related to the movement.
Other
Early Renaissance Florence at the Metropolitan Museum
"Painting and Illumination in Early Renaissance Florence" was a show at the Metropolitan Museum of Art in NYC. This is a review of the show. It mostly addresses Illuminated manuscripts.