... further contribution to the study of the by H. C. Yarrow 16earth to some depth; a heavy plank, often supported by upright head and foot stones, is laid upon the top, orstones are built up into a ... Prof. F. W. Putnam, curator of the Peabody Museum of Archæology,Cambridge, made to the Boston Society of Natural History, and is published in volume XX of its proceedings,October 15, 1878:* * ... the"walled town" stood, on Paint Creek. The graves appear to have been dug to about the depth of ours in thepresent times. After the bottom and sides were lined with thin flat stones, the...