<https://www.ogs.org/product/blacks-in-ohio-1880-vol-10/site-navigation>
<http://schema.org/url>
<https://ohiogensoc.mlasolutions.com/m5/catalog/(S(ncczhlwfz5phe42jgktnnlax))/default.aspx?installation=Default>
<https://www.ogs.org/product/blacks-in-ohio-1880-vol-10/>