The 1939 New York World's Fair "Massachusetts" Booklet is a collectible piece of historical memorabilia from the iconic World's Fair event held in New York from 1939-1940. The booklet likely features information, exhibits, and attractions related to the Massachusetts pavilion at the fair, showcasing the state's participation and contributions to the event. This item would be a valuable addition to any collection focusing on World's Fairs, fairs and expositions, or historical memorabilia from the 1939-1940 New York World's Fair.