Childe Hassam

Childe Hassam was an American Impressionist painter, known above all for his urban and coastal scenes. Alongside Mary Cassatt and John Henry Twachtman, he helped introduce Impressionism to American collectors, dealers and museums. Over his career he produced more than 3,000 works, including oils, watercolours, etchings and lithographs, and he was an influential artist in early twentieth-century America.

Based on Wikipedia.