The Districts of Ohio, 1787
A map of Ohio showing the districts created after the passage of the Ordinance of 1787. "The area of the present state of Ohio was settled by various land companies which purchased districts. When Connecticut ceded her western land claims to the...

Fort Meigs, 1813
Fort Meigs was the site of the first British setback during the War of 1812. The British had taken Forts Detroit, Mackinac, and Dearborn. Only Fort Wayne in Indiana territory was able to defend itself. Fort Meigs defended itself for nine days under t...

Scioto Valley, 1847
A map of a section of the Scioto Valley in south–central Ohio, in the vicinity of Chillicothe, showing the ancient monuments built by the Mound Builders of the Hopewell tradition. The letters A, B, C, etc. mark the ancient sites. Enclosures are...

The Great Serpent Mound, 1851
A map of the Great Serpent Mound along Brush Creek in south–central Ohio. ...

Works at Newark, Ohio, 1862
A map of the ancient Mound Builder works at Newark, Ohio, made from surveys "executed while the chief earthworks could still be traced in all their integrity."...

Ohio, 1891
A map from 1891 of Ohio showing the capital of Columbus, principal cities and towns, railroads, canals, lakes, and rivers....

The Great Serpent Mound, 1892
A map from 1892 of an overhead view of the Great Serpent Mound, constructed along Bushy Creek by ancient Native Americans in what is now Ohio. ...

Ohio, 1892
A map from 1892 of Ohio showing the capital of Columbus, counties and county seats, principal cities and towns, railroads, canals, lakes, and rivers. An inset details Hamilton County and the vicinity of Cincinnati....

Ohio, 1898
A map from 1899 of Ohio showing the capital of Columbus, principal cities and towns, railroads, and rivers. "Ohio, name of Indian origin, signifying ‘Beautiful River.’ The ‘Buckeye State.’ Explored by La Salle 1679. Ohio ...

Ohio, 1902
A map from 1902 of Ohio showing the capital of Columbus, principal cities and towns, railroads, canals, lakes, and rivers....