TY  - RPRT
TI  - Bedrock geologic map of the Windham quadrangle, Rockingham and Hillsborough counties, New Hampshire
AU  - G. J. Walsh
AU  - S. F. Clark
PY  - 1999
DO  - 10.3133/ofr998
UR  - https://pubs.usgs.gov/publication/ofr998
ID  - ofr998
ER  -