General Map of Vilnius Province: Showing Postal and Major Roads, Stations and the Distance in Versts between Them, 1820. This 1820 map of Vilnius Provinceis from a larger work,Geograficheskii atlas Rossiiskoi imperii, tsarstva Polskogo i velikogo kniazhestva Finliandskogo(Geographical atlas of the Russian Empire, the Kingdom of Poland, and the Grand Duchy of Finland), containing 60 maps of the Russian Empire. Compiled and engraved by Colonel V.P. Piadyshev, it reflects the detailed mapping carried out by Russian military cartographers in the first quarter of the 19th century. The map shows population centers (six gradations by size), postal stations, roads (four types), state, provincial and district borders,taverns, and customs outposts. Distances are shown in versts, a Russian measure, now no longer used, equal to 1.07 kilometers.Legends and place-names are in Russian and Polish. The territory depicted on the map corresponds to parts of present-day Lithuania and Belarus.