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Perm provincial congress of zemstvo agronomists and representatives of district zemstvos (17, 1908).
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Proceedings of the XVII Congress of agronomists and representatives of district zemstvos of Perm province, which was in Perm on June 10-16, 1908. - Perm: Electrotype. lips. Zemstvo, 1908. - [1], II, 83 p. ; 25. -
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Source of the electronic copy: PB |
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