TY  - RPRT
TI  - Map of the Big mine, Alstead, New Hampshire
AU  - D. M. Larrabee
AU  - G.H. Brodie
PY  - 1943
DO  - 10.3133/ofr4360
UR  - https://pubs.usgs.gov/publication/ofr4360
ID  - ofr4360
ER  -