Figure 196.—Large triangular adz, Type VI:

a, front, lower triangular front surface well ground continued upwards by grinding away the median ridge; sides evenly chipped; poll, triangular surface; b, back, wide surface bounded by back edges, evenly chipped, convex transversely; bevel well ground, rounded off on to back; c, side showing chipped surface and part of front ground surface, also convexity of bevel from above down; d, sections; showing typical triangular form with front median ridge ground off to form narrow front surface, which expands in lowest section through bevel.