Title: 30 years of progress, 1934-1964
Subjects: New York World's Fair (1964-1965 : New York, N.Y.), Playgrounds, Recreational activities, New York World's Fair (1964-1965 : New York, N.Y.) http://id.loc.gov/authorities/names/n83052741
Places: New York (State), New York (N.Y.), Central Park (New York, N.Y.), New York