Museum of Modern Art, New York
11 West 53rd Street, New York, NY USA
telephone: 212-708-9400 , fax: 212-708-9889
hours: Wednesday-Monday 10:30-5:30, Friday until 8:00PM

Whitney Museum of American Art
945 Madison Avenue , New York, NY 10021 USA
telephone: 212-570-3676 , fax: 212-570-1807
e-mail: feedback@whitney.org
hours: Tuesday-Thursday, Saturday-Sunday 11:00-6:00, Friday 1:00-9:00