1939 New York World's Fair pavilions and attractions
The 1939 New York World's Fair took place at Flushing Meadows–Corona Park in Queens, New York, United States, during 1939 and 1940. The fair included pavilions with exhibits by 62 nations, 34 U.S. states and territories, and over 1,300 corporations.
Source: Wikipedia — 1939 New York World's Fair pavilions and attractions (CC BY-SA 4.0)