Piero della Francesca's common walnut tree, several types by Giorgione, mixed woodland by Albrecht Altdorfer, wonderful examples from the Brueghels, and two plein air oil sketches by Velázquez.
Piero della Francesca's common walnut tree, several types by Giorgione, mixed woodland by Albrecht Altdorfer, wonderful examples from the Brueghels, and two plein air oil sketches by Velázquez.