CHAPMAN, Sydney
The earths magnetism /by Sydney Chapman - 2nd ed. - London Methuen 1951 - xi, 127 p.
Includes index.
83778
Magnetism
538 / CHA
The earths magnetism /by Sydney Chapman - 2nd ed. - London Methuen 1951 - xi, 127 p.
Includes index.
83778
Magnetism
538 / CHA