Drawn in Red Ink: How Archival Maps and Municipal Records Are Quantifying the Geography of Segregation
Declassified federal housing maps from the 1930s have long been recognized as evidence of institutionalized racial discrimination. Now, historians are combining those maps with city planning documents, property transaction records, and tax assessment files to produce a granular, neighborhood-level account of how deliberate policy choices engineered the wealth disparities that define American cities today. The archive, it turns out, recorded everything.