The Piadyshev Atlas contains attestations of 459 district (uezd) towns. This is a bit odd, given the fact that the atlas describes 591 districts. How might we make up - or at least explain the shortfall?
To start, the 43 districts in the Grand Duchy…
The districts were tertiary administrative units. Each was nested within a secondary unit (guberniia, oblast', or irregular division).The Piadyshev Atlas describes 583 districts, including 24 vladeniia and okruga in Georgia, 7 nachal'stva in the Don…