TY  - RPRT
TI  - Contributions to economic geology, 1920, Part I, Metals and nonmetals except fuels--Potash deposits in Spain
AU  - H. S. Gale
PY  - 1921
DO  - 10.3133/b715a
UR  - https://pubs.usgs.gov/publication/b715A
ID  - b715A
ER  -