TY  - RPRT
TI  - Contour map of the bedrock surface, Durham Quadrangle, Connecticut
AU  - J.W. Bingham
AU  - F.D. Paine
PY  - 1976
DO  - 10.3133/mf776a
UR  - https://pubs.usgs.gov/publication/mf776A
ID  - mf776A
ER  -