Engines Podcast
Engines of Our Ingenuity 2170: Back of an Envelope
Posted on · Episode: 2170 In which Fermi guesses the number of piano tuners in Chicago. Today, we ask, How many piano tuners in Chicago?
Posted on · Episode: 2170 In which Fermi guesses the number of piano tuners in Chicago. Today, we ask, How many piano tuners in Chicago?