<cell xmlns="http://www.tei-c.org/ns/1.0" /> <cell xmlns="http://www.tei-c.org/ns/1.0"><add place="sublinear"><placeName ref="https://edition-humboldt.de/H0008236 https://www.geonames.org/498817"><choice> <abbr>Petersb.</abbr> <expan>Petersburg</expan> </choice></placeName></add> </cell> <cell xmlns="http://www.tei-c.org/ns/1.0" /> <cell xmlns="http://www.tei-c.org/ns/1.0"><add place="sublinear">A 71° 6′ B 71° 13′</add></cell>