TY  - RPRT
TI  - Gravity observations by U.S. Geological Survey in Kentucky prior to October 1, 1961
AU  - Joel S. Watkins
PY  - 1962
DO  - 10.3133/ofr62149
UR  - https://pubs.usgs.gov/publication/ofr62149
ID  - ofr62149
ER  -