<foreign xmlns="http://www.tei-c.org/ns/1.0" xml:lang="fra">6) <ref target="https://edition-humboldt.de/H0019155/start_yt4_tfs_CTK"><choice> <abbr>Voy.</abbr> <expan>Voyage</expan> </choice> d’<placeName ref="https://edition-humboldt.de/H0006750 https://www.geonames.org/3175395">Italie</placeName> avec <lb /><persName ref="https://edition-humboldt.de/H0013386 http://d-nb.info/gnd/118716581">Gay Lussac</persName><choice> <orig>..</orig> <reg>.</reg> </choice></ref> <ref xml:id="dcf2e974-f813-4a01-b2e9-74f813ea01aa" corresp="#d762a897-b7da-489f-a2a8-97b7dad89fb9" type="editorialNote"><choice> <abbr>Obs.</abbr> <expan>Observations</expan> </choice> <choice> <abbr>magn.</abbr> <expan>magnétiques</expan> </choice></ref><note xml:id="d762a897-b7da-489f-a2a8-97b7dad89fb9" corresp="#dcf2e974-f813-4a01-b2e9-74f813ea01aa" type="editorial" resp="#CR">Vgl. dazu <bibl corresp="https://edition-humboldt.de/N6JX69HF">Humboldt/Gay-Lussac 1807a</bibl> sowie die deutschsprachige Fassung <bibl corresp="https://edition-humboldt.de/JNQTB2G4">Humboldt/Gay-Lussac 1808</bibl>.</note> <lb /><date when="1805" calendar="#gregorian">1805</date>.</foreign>