388 



ETHNOLOGY. 



Triangle Island, it being hitherto unnamed on any of the maps. This 

 island lies about three-quarters of a mile southwest of Washiug- 

 ton Island, the largest of the islands off the southwest end of Isle 

 Eoyale, and forming a part of the boundaries dividing Grace from 

 Washington Harbor. [See Fig. ll.J 



~Fig. 12 



Ancient TVorlvs, Triangle Island, 

 Isle Royale, Michigan. 



J. A K E 



Triangle Island is a sandstone rock, with very little soil on any part 

 of it. The rock, which is full of inequalities, fissures, and clefts, is 

 exposed over the greater part of the island, though the northeast end, 

 the highest part, (18 feet above the lake-level,) is partially covered with 

 bushes of Gornus stolonifera and a few stunted trees of very small size 

 (little better than bushes) of mountain ash and j)oplar. The sides of 

 the island rise abruptly, and there is no landing for even small boats, 

 except for a short space on the northeast side and also in a cleft-like 

 indentation on the south side, [Fig. 12.] The natural conditions of 



