File:Ohio archæological and historical quarterly (1887) (14741702326).jpg

Identifier: ohioarchological00ohio (find matches)
Title: Ohio archæological and historical quarterly
Year: 1887 (1880s)
Authors: Ohio State Archaeological and Historical Society
Subjects: History Archaeology
Publisher: Columbus : Published for the Society by A.H. Smythe
Contributing Library: Internet Archive
Digitizing Sponsor: Internet Archive

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ngum, being about three-fourths of a mile long byhalf a mile in width. Upon this plain, in 1785, and for many years afterwards,were located a series of ancient works, consisting of two irregu-lar squares, containing respectively fifty and twenty-seven acresarea, in connection with a graded way, truncated pyramids, sundryother mounds, exterior embankments, and large artificial wells orreservoirs. The Graded Way, or Via Sacra, was exterior to and discon-nected from the major square and was six hundred and eighty feetlong and one hundred and fifty feet in width, the bottom of whichwas regularly finished by a crown form of construction. Thisancient way was covered by exterior lines of embankment sevenfeet in height above the adjacent surface. The depth of the exca-vation near the square was eight feet, but gradually deepened to-wards the farther extremity where it reached eighteen feet on theinterior,—the average depth of the avenue being about ten feet. Ancient Works at Marietta, Ohio.
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5 Vol. XII. 66 Ohio Arch, and His. Society Publications. The largest of the truncated mounds was one hundred andtwenty feet by one hundred and ninety-five feet, and twelve inheight, while the second is one hundred and fifty feet long, by onehundred and thirty-five in breadth and eight in height. The coni-cal mound, when first measured was thirty feet in height, with adiameter at the base of one hundred and thirty feet. This moundis surrounded by a ditch five hundred and ninety feet in circumfer-ence. On the exterior of this ditch was a wall four feet in height. It will be noticed that in Fig. 8 Colonel Whittlesey gives asingle embankment between the circle and the lesser square. I ex-amined the structure in 1882 and noticed the double wall, withslight depression between them, as given in Fig. 10. Partly enclosed by an exterior wall, the lesser square and theconical mound wras a well fifty feet deep and between sixty andeighty feet in diameter at the top. From the general study of thes

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