Magnetic results from Helsinki Magnetic-Metorological Observatory / 4 : Declination 1880 - 1909 / Heikki Nevanlinna and Anneli Ketola
Summery of observations 1844 - 1909 / Heikki Nevanlinna
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Superior document: | Magnetic results from Helsinki Magnetic-Metorological Observatory 4 |
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VerfasserIn: | |
Place / Publishing House: | Helsinki : Ilmatieteen Laitos, 1994 |
Year of Publication: | 1994 |
Language: | English |
Series: | Geofysikaalisia julkaisuja
36 |
Physical Description: | 143 S.; graph. Darst. |
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