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Cover image for The elements of the Earth's magnetism and their secular changes between 1550 and 1915

The elements of the Earth's magnetism and their secular changes between 1550 and 1915

by Fritsche, H.
1983
Format: Microform

Location	Call #	Status
Joyner - Microforms B300	NAS 1.15:77343	✔ Available

Cover image for On the determination of the coefficients of the Gaussian general theory of the Earth's magnetism for the year 1885 and about the relationship of the three Earth-magnetic elements

On the determination of the coefficients of the Gaussian general theory of the Earth's magnetism for the year 1885 and about the relationship of the three Earth-magnetic elements

by Fritsche, H.
1983
Format: Microform

Location	Call #	Status
Joyner - Microforms B300	NAS 1.15:77105	✔ Available

Cover image for The elements of the Earth's magnetism for the epochs 1600, 1650, 1780, 1842 and 1885, and their secular changes derived from observations calculated using the coefficients of the Gaussian "General Theory of Earth's Magnetism"

The elements of the Earth's magnetism for the epochs 1600, 1650, 1780, 1842 and 1885, and their secular changes derived from observations calculated using the coefficients of the Gaussian "General Theory of Earth's Magnetism"

by Fritsche, H.
1982
Format: Microform

Location	Call #	Status
Joyner - Microforms B300	NAS 1.15:77100	✔ Available