NEW YORK, NY.- Sotheby’s auction of American Paintings, Drawings and Sculpture on 19 May 2010 will offer collectors a rich array of works by American artists from the 19th and 20th centuries. The auction contains a strong selection of modern pictures, with many paintings that are both rare and fresh to the market. Works from the sale will be exhibited at Sotheby’s New York galleries beginning 15 May. Featured among the selection of modern works is Georgia O’Keeffe’s Inside Clam Shell, 1930 (est. $3/5 million), from a Private Collector. A pioneering modernist, O’Keeffe continually looked for ways to paint natural objects in new ways; moving from realism to abstraction and back again. By manipulating scale and context in ordinary objects, such as shells, she taught herself to transform them into compelling new subjects. Painted in 1930, Inside Clam Shell, and its close companion Clam Shell, in the collect