Between 1939 and 1941, the city of New York took a 35-mm black-and-white picture of every single building in NY.
Every single building. In all five boroughs.
This massive undertaking was a way for the city to appraise real estate for tax purposes and resulted in over 700,000 photos. In the 80’s, the project was repeated, this . . .
→ Read More: Your Building In 1940
