TY  - RPRT
TI  - Report upon United States geological surveys west of the one hundredth meridian, Volume II: Astronomy and barometric hypsometry
AU  - George Montague Wheeler
PY  - 1877
DO  - 10.3133/70039246
UR  - https://pubs.usgs.gov/publication/70039246
ID  - 70039246
ER  -