TY  - RPRT
TI  - Bibliography of North American geology, 1946 and 1947
AU  - Emma Mertins Thom
AU  - Marjorie Hooker
AU  - R.R. Dunaven
PY  - 1949
DO  - 10.3133/b958
UR  - https://pubs.usgs.gov/publication/b958
ID  - b958
ER  -