Art: The Norton Museum of Art this week announced that it is opening an exhibit of three canvases by two great abstract expressionists, Clyfford Still and Joan Mitchell. Officials at the museum point out that the work of these two artists has never been seen at the Norton before. Still’s 1941-A-No. 1 (1949) and PH-1033 (1976) are on display with an untitled work from 1960 by … [Read more...]