<placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0008246 https://www.geonames.org/4560349">Philadelphie</placeName><supplied xmlns="http://www.tei-c.org/ns/1.0" cert="high">:</supplied> <lb xmlns="http://www.tei-c.org/ns/1.0" /> <choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>lat</abbr> <expan>latitude</expan> </choice> 39° 56. = 54°,6 <supplied xmlns="http://www.tei-c.org/ns/1.0" cert="high"><choice> <abbr>F</abbr> <expan>Fahrenheit</expan> </choice></supplied> <lb xmlns="http://www.tei-c.org/ns/1.0" type="preserve" /> <add xmlns="http://www.tei-c.org/ns/1.0" place="sublinear">ou <measure quantity="9.8" unit="reaumur">9°,8 <choice> <abbr>R</abbr> <expan>Réaumur</expan> </choice> </measure> </add> <lb xmlns="http://www.tei-c.org/ns/1.0" type="preserve" /> <placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0017211 https://www.geonames.org/2990969">Nantes</placeName><supplied xmlns="http://www.tei-c.org/ns/1.0" cert="high">:</supplied> <lb xmlns="http://www.tei-c.org/ns/1.0" /> <choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>lat</abbr> <expan>latitude</expan> </choice> 47.13′= 55°,53 <lb xmlns="http://www.tei-c.org/ns/1.0" type="preserve" /> <placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0017626 https://www.geonames.org/2986495">Poitiers</placeName><supplied xmlns="http://www.tei-c.org/ns/1.0" cert="high">:</supplied> <lb xmlns="http://www.tei-c.org/ns/1.0" /> <choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>lat</abbr> <expan>latitude</expan> </choice> 46° 39 = 53°,8