TY  - RPRT
TI  - Book review: Hollowed ground—Copper mining and community building on Lake Superior, 1840s–1990s
AU  - Klaus J. Schulz
PY  - 2011
DO  - 10.2113/econgeo.105.7.1353
UR  - https://pubs.usgs.gov/publication/70193187
ID  - 70193187
ER  -