Cataloged map
Map of the Bering River coal field showing distribution of the various kinds of coal and location of the coal section and coal samples described in Bulletin 335
Institution:ETH-Bibliothek
Full title:Map of the Bering River coal field showing distribution of the various kinds of coal and location of the coal section and coal samples described in Bulletin 335
Depicted:1915
Pubdate:1915
Publisher:Washington : U.S. Geological Survey