Sanborn Fire Insurance Maps (https://hbmlibrary.org/content/sanborn-fire-insurance-maps-0)
(https://sanborn.ohioweblibrary.org/)
Find large scale street plans produced by the Sanborn Fire Insurance company from 1867 to 1970. Locate and identify buildings and neighborhoods. Study the growth of towns and cities, and the impact of new development. This site is useful for historical information on houses and buildings.