CHICAGO (CBS) — Over the years, the iconic manual scoreboard at Wrigley Field as gone through a series of changes.

Some electronic elements and lighting have been added, but game updates across Major League Baseball are still done by hand.

Can you guess when this scoreboard picture was taken?

Birds-eye view of scoreboard at Wrigley Field . (Credit: Chicago History Museum)

Bird’s-eye view of scoreboard at Wrigley Field. (Credit: Chicago History Museum)

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