Vintage Mark Rothko offset lithograph from the Beyeler Gallery in Switzerland. Dimension sheet size: 32 1/2 x 22 1/2 in., unframed Acquired from A Cooper Auctions in 2024. About The Artist Mark Rothko ( 1903 - 1970 ) is an American Modernist painter of Russian Jewish descent. Although Rothko himself refused to adhere to any art movement, he is generally defined as an Abstract Expressionist. His bold use of color fields make the artworks impressively iconic and highly individual. Rothko is considered to be one of the most important and influential American painters of The 20th Century. Art works by Rothko are included in the collections of many of the world's most prestigious museums.