New York City’s Oldest Concrete Building: The Coignet Stone Company and Its Unlikely Survival in Brooklyn
On the corner of Third Avenue and Third Street in the Gowanus neighborhood of Brooklyn, a small two-story Italianate building sits tucked between the wings of a Whole Foods Market. Thousands of shoppers pass by it every week, but few realize they are walking past New York City’s oldest known concrete building, a structure that…