Wrigley Field Lights Chronology

Chicago Cubs on X: Computer data confirmed specific illumination levels at 148 different locations on the playing field between the foul lines. A “dry run,” or matrix test, was conducted over a

TBT: The Night the Lights Were Turned On at Wrigley Field — The Sports Chief

A History Of Night Games At Wrigley Field, And Why Cubs Want More Of Them - Wrigleyville - Chicago - DNAinfo

Wrigley Field illuminated night lights 30 years ago today - ABC7 Chicago

The Cubs turned the lights on at Wrigley Field 29 years ago today

Wrigley Field for The Players' Tribune - Mangin Photography Archive