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St.Petersburg average annual mortality rate by districts per 1000 inhabitants, 1886-1895. |
Digitation source: Brockhaus-Efron Encyclopedic Dictionary,
vol. XXVIII A (56)
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Publishers: F.A. Brockhaus & I.A. Efron |
Printed in: Cartographic workshop of A. Il'in, SPb |
Date: 1900 |
Place: St. Petersburg |
Language: Russian |
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