Note 87 — Chapter IV
Reading edition
Atwater, Transactions of the American Antiquarian Society, vol. i. (1820), pp. 193, 194; Howe’s Historical Collections of Ohio (1847), p. 413; Squier and Davis’s Ancient Monuments of the Mississippi Valley, pp. 88-90, fig. 20 and plate xxxi., No. 1, and p. 171, fig. 57, No. 3; MacLean’s Mound Builders, pp. 37-38, fig. 4; Shepherd’s Antiquities of the State of Ohio, p. 61.