Ohio archæological and historical publications (1887)
Ohio State Archaeological and Historical Society · Columbus : Published for the Society by F.J. Heer · leaf 146
;^^ … FiGDRE IX. Mouth qv Tunnel ln thk Roberts Mound, Perry County. distant. The large earthwork upon Mr. Yosts farm and describedin the report of last year (page 174) is but five miles away. The structure is one hundred and twenty feet in diameterand twenty-seven feet high. Not a tree nor a bush is…
Archaeology · History
Internet Archive · University of Pittsburgh Library · Public Domain Mark 1.0. Free to use for anything.
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