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Caucasus. General plan for the Caucasian Iron Mineral Waters. 1837; 1838 - 1837. -3 l .. - (Technical and Construction Committee of the Ministry of Internal Affairs .. Caucasus.). -
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Source of electronic copy: RGIA
Location of original: РГИА Ф.1293 Op.167 Caucasus Д.3 |
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En
Ru