TY  - RPRT
TI  - Preliminary results of geochemical soil survey, Hamme tungsten district, North Carolina
AU  - Jacob Eugene Gair
AU  - John F. Windolph
AU  - Nancy A. Wright
PY  - 1975
DO  - 10.3133/cir711
UR  - https://pubs.usgs.gov/publication/cir711
ID  - cir711
ER  -