
The islands east of Kyska are too far south. there is also a reef not laid down on the charts - St. Paul & George are 16 miles too far east on the charts
"Phoca" equestris is common on the Asiatic coast and also around Bering Island comes as far east as Unimak in winter and has been killed in Unalashka on one occasion. 
There is said to be an ancient village in Adakh with the utensils masks &c laying as if yesterday abandoned the Atka men know where it is & can be taken with their single bidarks to find it & return by them selves
There is native copper