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Manhattan’s Grid is a defining feature of New York City’s Map, but the origins are pretty mysterious. The author of ‘The Greatest Grid’, Gerard Koeppel gives some insight.

Gerards book: https://gerardkoeppel.com/city-on-a-g…

Tons more info here: https://thegreatestgrid.mcny.org/

This is a cool map of the neighborhoods of NYC by the NYT: https://www.nytimes.com/interactive/2…

The NYT article I referenced: https://www.nytimes.com/2011/03/21/ny…

A really detailed map of Randel’s survey work: https://gigapan.com/gigapans/fa872952…

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