TY  - RPRT
TI  - Geophysical abstracts 146, July-September 1951
AU  - M.C. Rabbitt
AU  - S.T. Vesselowsky
PY  - 1951
DO  - 10.3133/b981c
UR  - https://pubs.usgs.gov/publication/b981C
ID  - b981C
ER  -