Amico Aspertini (c. 1474 - 1552) is an Italian Renaissance painter whose complex, eccentric, and eclectic style anticipates Mannerism. He is considered among the first of the Bolognese School of painting. Wikipedia
Web Gallery of Art, image collection, virtual museum and searchable database of European fine arts (painting, sculpture) of the Gothic, Renaissance, Baroque, Neoclassicism and Romanticism periods (1100-1850), containing over 18.400 reproductions. Biograph www.wga.hu/frames-e.html?/html/a/aspertin/
The definitive Wikipedia entry for Amico Aspertini. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Amico_Aspertini