sentences:  The Westervelt-Warner collection contains more than 500 works from 1775 onwards.Artists represented include John Singer Sargent and Childe Hassam as well as several artists of importance to American Art, including Albert Bierstadt, Rembrandt Peale, Edward Hicks, Thomas Moran, Edward Hopper, Robert Henri, Edward Potthast, and Charles Bird King.Other artists' works include James McNeill Whistler, Andrew Wyeth, Mary Cassatt, and James Peale.