Étude chalcographique du gisement aurifère de Roşia-Montanǎ
Subtitle: et du gisement de plomb et de zinc de Herja (Transylvanie.  Roumanie)
By: von Nicolae S. Petrulian.
Publisher: M. O. Imprimerie nationale
Published: 1934
Place of publication: Bucarest
Language: rum
Number of pages: 82
Subjects: Ore deposits -- Romania.; Geology, Economic -- Romania.; Mines and mineral resources -- Romania.
Notes: "Bibliographie": p. [83]
Inaug.-diss.--Basel.
"Separatabdruck aus Anuarul instutului geologic al Romaniei, vol. XVI. 1931."
Each plate preceded by leaf with descriptive letter-press.
Curriculum vitae.