TY  - RPRT
TI  - Reports and maps of the Geological Survey released only in the open files, 1952
AU  - Donald R. Wiesnet
AU  - Lois Emily Randall
AU  - Benjamin E. Jones
PY  - 1953
DO  - 10.3133/cir263
UR  - https://pubs.usgs.gov/publication/cir263
ID  - cir263
ER  -