Historické mapy
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Author
Porth, Emil
Works of this author on the medium
Geognostic map of the Rochlice ore district, (1859)
Ore deposit near Rochlice on southern slope of the Giant Mountains, (1859)
Environs of Nové Město pod Smrkem and Vysoké nad Jizerou , (1860)
Environs of Jičín and Vrchlabí, (1861)
(C) Czech Geological Survey 2004
www.geology.cz
