Many thanks to the Library of Congress on getting this excellent maps source online. Sanborn Maps were the source for Insurance, Banking, and Real Estate transactions for many years. The maps are not complete in the classic sense, but show the major commercials and the exposures on the property.
Sanborn Fire Insurance Map from Haverstraw, Rockland County, New York. Sanborn Map Company, Oct, 1896. Map. Retrieved from the Library of Congress.