Native language. Uezd detail for European Russia; governorates elsewhere. All placenames are latin transliteration of 1897 Russian names
≤75100≥133
Grey: fewer than speakers.
Dots are spread evenly (Poisson-disk) in each area, outside the town pies, and coloured at random in proportion to speakers. Dot size shrinks with density at half the rate of spacing, so dense areas look crowded.
Radius scales with √population, so area ∝ population.
All languages by family
Data: Demoscope Weekly (1897 census tables). Boundaries: RISTAT, Kessler & Markevich (CC0). Town locations: GeoNames. Tilt: right-drag or ctrl-drag.