The Fairmount Park Commission set aside 450 acres (1.8 km2) of West Fairmount Park for the exposition, which was dedicated on July 4, 1873, by Secretary of the Navy George M. Robeson.
Fairmount Park Commission utmärkte 450 tunnland i västra parken för utställningen, vilket var hängivet den 4 juli 1873 av marinministern George M. Robeson.