Hall of Science at the Century of Progress 1933-34 Chicago World's Fair. Tower is at the end of a long 2-story building with windows comprising the lower story with a wall above with rectangular blocks surmounted by a dark colored top with railing. Brick paved roadway runs along the building. White railing and small pillars separate the roadway from an opening at right which appears to be a tunnel. Photo is mounted on ecru paperboard mat.