These images are taken from a topographic map of the "Haverstraw Quadrangle," which was surveyed in 1938 by the U.S. Department of the Interior Geological Survey and published in 19431. This map provides so many layers of information—buildings, roads, elevations, vegetation, bodies of water, place names, and more—that we can get a good sense of … Continue reading U.S. Geographical Survey Map, 1943 →