4/20/79-5/03/79 image, ongoing construction of State Street Mall.

Update: “By April 20, 1979, construction was moving along on the State Street Mall. In this view, looking south from the "L” platform, the widened sidewalk on the west side of the street appears nearly complete. The circular openings would become granite planters for trees. (Roy Hall / Chicago Tribune)“ Original link below.

https://www.chicagotribune.com/opinion/commentary/ct-opinion-flashback-state-street-pedestrian-mall-20191025-cos5svz7w5dvzgznqouu2xqimu-story.html