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Mineralogy
Mineralogy
Scientific study of minerals
Lucian Matei; Emil Constantinescu; Constantin CRĂCIUN; …
National Heritage Institute, Bucharest
Marin Șeclăman; Sorin Constantin BÂRZOI; Ana LUCA
National Heritage Institute, Bucharest
National Heritage Institute, Bucharest
Herzog August Library
Victor Stanciu; Victor Stanciu, (profesor la Institutul de mineralogie Cluj) (1884-1953) [autor]
Octavian Goga Cluj County Library
BENKÖ FERENTZ, Sz. R. P.
Brukenthal National Museum
A JOANNE FRIDVALDSZKY Societatis JESU Sacerdote.
Brukenthal National Museum
Constantin Gruescu
Moldova National Museum Complex
Constantin Gruescu
Moldova National Museum Complex
Constantin Gruescu
Moldova National Museum Complex
Moldova National Museum Complex
Constantin Gruescu
Moldova National Museum Complex
Constantin Gruescu
Moldova National Museum Complex
Constantin Gruescu
Moldova National Museum Complex
Constantin Gruescu
Moldova National Museum Complex
Herzog August Library
Public Library Pencho Slaveykov, Varna