Invocation by Rev. Frank W. Gunsaulus of Chicago, opening day, World's Fair, St. Louis Apr. 30, 1904

Rev. Frank Gunsaulus of Chicago offering prayer at opening of the World's Fair, St. Louis, Apr. 30, 1904

Grand Basin, Plaza of St. Louis and Louisiana Purchase Monument from Festival Hall. Allegorical Statue, Physical Liberty in the foreground, Louisiana Purchase Exposition, St. Louis, U. S. A.

Taken just as the Great Floral Clock struck the half hour, World's Fair, St. Louis, Mo.

Floral clock and north end of Palace of Agriculture, from Ceylon Building, St. Louis World's Fair.

The great floral clock, it's dial 100 feet in diameter, World's Fair, St. Louis, U. S. A.

Massive clock with floral dial and hands 50 ft long north end of Agriculture Building, World's Fair, St. Louis, U. S. A.

Immense floral clock before the Agricultural Building, World's Fair, St. Louis.

North front of the Agricultural Palace and the Floral Clock, Louisiana Purchase Exposition, St. Louis, Mo., U. S. A.

The Great Floral Clock (accurate timekeeper, 100 feet in diameter) in front of the Agricultural Building, Louisiana Purchase Exposition, St. Louis, Mo., U. S. A.