North entrance to the Hall of Science at the Century of Progress 1933-34 Chicago World's Fair. Image has 8 white pylons contrasting with a rounded wall and the entrance tower. Many-paned windows are between the pylons on the lower level below a balcony. Camera angle is across a brick-paved courtyard. Another balcony projects at left in front of one pylon. Wispy clouds are in the sky portion. Photo is mounted on ecru paperboard mat.