Sketch of route from Sisophon to Korat / Sketch of route from Korat to Nongkhai
1893
Cambodia, Thailand
Routes of W.R.D. Beckett between Sisophon (Cambodia) and Korat, and Korat and Nongkhai (both Thailand) are marked on these two maps, with lacquer trees, paddy fields, bog iron, salt fields shown. The heights of locations along the route are recorded.
