Where can I find Andrew Wyeth paintings?

"Quart and a Half" is an American Realist abstract landscape watercolor on paper painting by Andrew Wyeth in 1961. The artwork is 21 x 29 1/4 inches and is 33 3/4 x 42 1/4 x 1 inches...

Andrew Wyeth "Dogwood" 1983 Collotype Ed. 115/300 Signed and Numbered Lower Right Image Size: 21 x 28 3/4 inches Framed Size: approx. 29 x 36.5 inches A painter of landscape and figure subjects in Pennsylvania and Maine, Andrew Wyeth became one of the best-known American painters of the 20th century. His style is both realistic and abstract, and he works primarily in tempera and watercolor, often using the drybrush technique. He is the son of Newell Convers and Carolyn Bockius Wyeth of Chadds Ford, Pennsylvania, and was home-schooled because of delicate health. His art instruction came from his famous-illustrator father, who preached the tying of painting to life--to mood and to essences and to capturing the subtleties of changing light and shadows. The Wyeth household was a lively place with much intellectual and social stimulation. Because of the prominence of N.C. Wyeth, persons including many dignitaries came from all over the country to visit the family. Andrew's sisters Carolyn and Henriette became noted artists as did his brother-in-law, Peter Hurd. The non-art oriented brother, Nathaniel Wyeth...