"Noting the spectators. A workman at the St. Louis Convention Center watches from the roof of the two-story structure as the first group of invited guests lines up for box lunches before touring the new center, which is about 70 per cent complete. Tours for various groups began Monday. In the right background are the new Mercantile Tower and new Laclede Gas Co. building."
"Balancing Act: Framed by the Gateway Arch, a workman stands on a steel girder to direct a crane operator at the St. Louis Gateway Exhibition and Convention Center constuction site."