160 A Pre-Columbian Dinner 



carried from Mexico to Canada. There were 

 no vast areas absolutely uninhabited and across 

 which no Indian ever ventured. 



It has been suggested that, as iron was 

 manufactured in the valley of the Delaware 

 as early as 1728, the supposed obsidian 

 arrow-points are really made of slag from the 

 furnaces, but a close examination of the speci- 

 mens proves, it is claimed, this not to have 

 been the case, and at this comparatively late 

 date the making of stone arrow-points had 

 probably ceased. Just when, however, the 

 use of the bow as a weapon was discarded 

 has not been determined, but fire-arms were 

 certainly common in 1728 and earlier. 



A careful study, too, of copper imple- 

 ments, which are comparatively rare, seems 

 to point to the conclusion that very few were 

 made of the native copper found in New 

 Jersey, Maryland, and elsewhere along the 

 Atlantic coast, but that they were made in 

 the Lake Superior region and thence grad- 

 ually dispersed over the Eastern States. The 

 large copper spear from Betterton, Maryland, 

 recently found, and another from New Jersey, 

 bear a striking resemblance to the spear-heads 

 from the North-west, where unquestionably 



