TY  - RPRT
TI  - Contributions to economic geology, 1908, Part I, Metals and nonmetals except fuels--Rare Metals
AU  - F. L. Hess
PY  - 1909
DO  - 10.3133/b380d
UR  - https://pubs.usgs.gov/publication/b380D
ID  - b380D
ER  -