Engines Podcast

Engines of Our Ingenuity 2170: Back of an Envelope

Episode: 2170 In which Fermi guesses the number of piano tuners in Chicago. Today, we ask, How many piano tuners in Chicago?

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Episode: 2170 In which Fermi guesses the number of piano tuners in Chicago. Today, we ask, How many piano tuners in Chicago?

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This article is part of the Engines of Our Ingenuity podcast

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