784 The Amcricmi Naturalist. [September, 
inches, of the middle finger 131^ inches, of the ring finger 113^ 
inches, and of the little finger 9^ inches. 
These figures are sunk in throughout — intaglios — instead of 
being mere outlines, and vary in depth from a quarter of an 
inch to fully one inch. Although the surface of the rock is 
rough the grooves were rubbed perfectly smooth after they were 
pecked or chiseled out. 
Such is a concise account of one of the most interesting 
antiquities of the country lying between the Trempeleau and 
Black rivers, and I shall feel gratified if by my instrumentality 
it shall be rescued from oblivion. 
