TY  - RPRT
TI  - Geologic interpretations of seismic data for various locations in Topsfield, Massachusetts
AU  - James E. Maynard
AU  - Daniel Linehan
PY  - 1949
DO  - 10.3133/ofr4939
UR  - https://pubs.usgs.gov/publication/ofr4939
ID  - ofr4939
ER  -