@misc{Kleefeld_Johann_Gottfried_1763-1845_Meteorologische,
 author={Kleefeld, Johann Gottfried (1763-1845)},
 howpublished={online},
 language={ger},
 title={Meteorologische Beobachtungen 1837-1841},
 type={Manuscript},
 keywords={manuscript, meteorology, Gdańsk (Poland ; city), Naturforschende Gesellschaft in Danzig},
}