@misc{Zipser_[List,
 author={Zipser},
 address={Neusohl in Ungarn},
 howpublished={online},
 language={ger},
 type={text},
 title={[List do J. D. F. Neigebaura - Neigebaur 237]},
 keywords={Enrich Europeana Plus, correspondence},
}