762 T. C. CHAMBERLIN 



of the bluff, and at its inner end its base is twenty-one feet five 

 inches below the surface, an air-shaft permitting a tape-line meas- 

 urement. 



The relics found in excavating the tunnel represent an adult 

 who had lost several teeth and a child whose teething stage, 

 according to Professor Williston, implies an age of about nine 



Fig. 10. — P'ront view of the skeleton of the adult and two of the associated bones, 

 with the fragment of the child's jaw in the foreground. From a photograph furnished 

 by Mr. M. C. Long. 



years. The former is represented by a skull, femur, and other 

 bones; the latter only by a fragment of a jaw (Fig. 10.) The 

 bones of the adult are said to have been found near the inner end 

 of the tunnel, and between one and two feet above its base. They 

 were disarranged and at slightly different depths, but it is suffi- 

 cient for present purposes to locate them at seventy feet from 

 the entrance and twenty feet from the surface. The fragment 

 of the child's jaw was found about sixty feet from the entrance 

 and within a foot of the bottom of the tunnel. These state- 

 ments relative to the discovery of the bones rest upon the testi- 



