TY  - BOOK
AU  - Poynting, J.H..
TI  - The Mean Density of the Earth: An Essay
U1  - 531.51 
PY  - 1894///
CY  - London
PB  - Charles Griffin & Co. Ltd.
KW  - Physics
KW  - Mean Density-Earth
KW  - G-Physics
ER  -