Countless thousands on St. Louis Plaza, St. Louis Day, Louisiana Purchase Exposition, St. Louis, Mo., U. S. A.

This photograph, titled Countless thousands on St. Louis Plaza, St. Louis Day, Louisiana Purchase Exposition, St. Louis, Mo., U. S. A., was taken in 1904 in St Louis. It is part of the Library of Congress collection documenting American life during the 1900-1919 era.

Photographs from the Library of Congress, public domain.