File:Mary C. Thorne Greene County OH.jpg


 * Description: Mary C. Thorne worked with her husband Thomas Thorne to aid fugitive slaves to freedom in Canada on the Underground Railroad. The image was collected by Ohio State University professor Wilbur H. Siebert (1866-1961). Siebert began researching the Underground Railroad in the 1890s as a way to interest his students in history.
 * Source:http://ohsweb.ohiohistory.org/ohiopix/Image.cfm?&start=1&searchfield=LCSubject&searchterm=Greene County (Ohio)&ID=2780