Catalogued
Isochronic passage chart
- Made by
- Francis Galton
- Year
- 1881
- Field
- Thematic maps
- Kind
- Map
- Room
- Places — Placed by reading its description, not yet studied
20 other forms share this skeleton
Source
Galton 1881, Proc. RGS 3
No direct source found yet
Attribution checked against the source