TY  - RPRT
TI  - Principal facts for gravity stations in Hampden and Hampshire Counties, Southwest Massachusetts
AU  - K. R. Bond
AU  - J. D. Phillips
PY  - 1986
DO  - 10.3133/ofr86218
UR  - https://pubs.usgs.gov/publication/ofr86218
ID  - ofr86218
ER  -