How We Got to Now

Measuring Sound

Clip: Episode 6 | 4m 26s

The high levels of noise pollution in New York City instigated the formation of a noise abatement commission. Steven explains how innovator Harvey Fletcher became part of this movement and created a roving 'noise laboratory' that measured the amount of sound on the streets of the city.

Aired: 09/11/14

Rating: NR

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