"An Impressionist Sensibility: The Halff Collection," on view through Feb. 4, 2007, presents iconic works by some of America's most talented and cherished artists. These selected paintings are from Marie and Hugh Halff's collection, one of the finest private collections of late 19th- and early 20th-century American art. The exhibition is the first time this remarkable collection has beenon display in Washington, D.C.

Impressionist and Early Modern Paintings: The Clark Brothers Collect will bring together for the first time celebrated masterpieces once owned by rival brother collectors Robert Sterling Clark (1877-1956), founder of the Sterling and Francine Clark Art Institute in Williamstown, Massachusetts, and Stephen Carlton Clark (1882-1960), a former trustee and illustrious donor to The Metropolitan Museum of Art.