TY  - RPRT
TI  - Preliminary index to river surveys made by the United States Geological Survey and other agencies
AU  - Benjamin E. Jones
AU  - Randolph Olaf Helland
PY  - 1926
DO  - 10.3133/wsp558
UR  - https://pubs.usgs.gov/publication/wsp558
ID  - wsp558
ER  -