: Map showing an ancient earthwork in Seal Township, Pike County, Ohio.
Archaeologists E.G. Squier and E.H. Davis, with the help of surveyor and geologist Charles Whittlesey, systematically documented the Indian works and compiled them into an 1847 book called "Ancient monuments of the Mississippi Valley: Comprising the results of extensive original surveys and explorations. View on Ohio Memory.
: sealtwp Subjects
: Mounds--Ohio River Valley; American Indians--Archaeology; Ohio River Valley--Antiquities; Earthworks (Archaeology) Places
: Pike County (Ohio)