Curated OER
Web Gallery of Art: Landscape
An image of "Landscape", created by Aelbert Cuyp during the 1640's (Watercolor, 193 x 311 mm).
Curated OER
Web Gallery of Art: Landscape With Tall Trees
An image of "Landscape with Tall Trees", created by Lucas Van Udenz (Pen and watercolor, 343 x 215 mm).
ibiblio
Ibiblio: Web Museum: Joseph Mallord William Turner
This site from Ibiblio.org provides a short biography and examples of some of the well-known works of master artist J.M.W. Turner (1775-1851 CE).
Olga, Helen, Yuri and Sergey Mataev
Olga's Gallery: Raphael
In-depth biography of Raphael from Olga's Gallery including his style and links to his works one being "Portrait of Pope Leo X with Cardinals Giulio de Medici and Luigi de Rossi."