The news of the whereabouts of graphites in the Orel province and a geognostic view of the soil of this province / association of the active member of the Mineral Society in St. Petersburg, the headquarters of the physicist II Brykov; published by this society. - St. Petersburg: in the printing house of N. Grech, 1837. -11 p. ; 24 cm. -
1. Orel region: pages of history (collection). 2. Territory of Russia: Orel Region (collection). 3. Natural wealth of Russia (collection). 4. Graphite - Deposits - Orel province. 5. Soil - Orel province.
BBK 26.452 (28-8Orl) BBK 40.3 (28-8Orl)
An electronic copy source: RSL Location of original copy: РГБ