Season 16 · Episode 9 of 20
Aired Jul 11, 2019
Tractors, Cow Bells, Street Lights
Thu, Jul 11, 2019
·
25 min
Streaming on HBO Max, DirecTV On Demand, Discovery+, Science GO + 6 more
0 of 20 watched this season
How do they build a tractor every three minutes to power Indian agriculture? How do they cast the bronze bells that help Swiss farmers keep track of their cows?
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Airs
Thu, Jul 11, 2019
25 min
Show
How Do They Do It?
287 episodes
Episode
S16 · E9
in How Do They Do It?