Index of Materials on the History of Posts in Russia / compiled by V. D. Levinsky and I. F. Tokmakov. - Moscow: Type. The distribution of useful books, 1881. - [10], 53 p. ; 21 centimeters
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ББК 39.18я1 ББК 67.404.213.121-1я1
Copy source: RSL Location on map of originals: RSL