TY  - RPRT
TI  - Contributions to economic geology, 1906, Part I, Metals and nonmetals except fuels--Building Stone and Road Metal
AU  - Thomas Nelson Dale
PY  - 1907
DO  - 10.3133/b315j
UR  - https://pubs.usgs.gov/publication/b315J
ID  - b315J
ER  -