TY  - RPRT
TI  - Aeromagnetic map of Berlin and vicinity, New Hampshire
AU  - Randolph Wilson Bromery
AU  - J.R. Kirby
AU  - J. L. Vargo
PY  - 1957
DO  - 10.3133/gp139
UR  - https://pubs.usgs.gov/publication/gp139
ID  - gp139
ER  -