@misc{Zeigan_H._Rein_1854,
 author={Zeigan, H.},
 copyright={Public Domain},
 address={[S.l.]},
 howpublished={online},
 year={1854},
 publisher={[s.n.]},
 language={ger},
 title={Rein karte I von der Feldmark Grudschuetz - Kreis Oppeln},
 keywords={street maps, cadastral maps, Opole, Grudzice, Grudzice street maps, manuscript maps, 19th century},
}