2min chapter

99% Invisible cover image

The House that Came in the Mail

99% Invisible

CHAPTER

The Sears Tower of Chicago

George Crow Nimmons designed a huge Sears plant and administrative hub in Chicago. The company boasted that it was the largest commercial complex in the world at the time. It spanned multiple blocks, it covered existing streets, so it actually blocked off city streets. And they had its own radio station, WLS, short for world's largest store.

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