TY  - RPRT
TI  - Volcanoes and vulcanism: exhibit posters on volcanic phenomena of special interest to the Geologic Division
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1970
DO  - 10.3133/70138184
UR  - https://pubs.usgs.gov/publication/70138184
ID  - 70138184
ER  -