CERTAIN ABORIGINAL MOUNDS, COAST OF SOUTH CAROLINA. 155 



discovered. These uprights, which were from 14 to 19 inches apart, were held to- 

 gether by twelve parallel circular cross-pieces, probably vines, each about .3 of an 

 inch in diameter, surmounted bv a circular stringer about 1 inch in diameter, over 



Fig. 3.— Entrance and compartment. Aboriginal structure. Mound on Little island, S. U. 



which, as we have said, the clay had been turned and rounded. At places, marks 

 in the clay plainly showed where the cross-pieces and the stringer had been attached 

 to the uprights, probably by vines. The half-tone reproduction of a photograph of 

 a portion of the wall (Fig. 4) shows the impression of the uprights and cross-pieces. 



