<placeName xmlns="http://www.tei-c.org/ns/1.0" ref="https://edition-humboldt.de/H0009527 https://www.geonames.org/1489246">Troitzk</placeName> le <date xmlns="http://www.tei-c.org/ns/1.0" calendar="#gregorian" when="1829-09-02">21 Août</date> <choice xmlns="http://www.tei-c.org/ns/1.0"> <abbr>v. st.</abbr> <expan>vieux style</expan> </choice> <add xmlns="http://www.tei-c.org/ns/1.0" place="sublinear">1829.</add>