TY  - RPRT
TI  - Spirit leveling in Texas. Part 4, North-central Texas, 1896-1938
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1942
DO  - 10.3133/b883d
UR  - https://pubs.usgs.gov/publication/b883D
ID  - b883D
ER  -