Dr. Volker Wangemann has created the following files documenting trains and train schedules in Thailand:
Stations and stops in Thailand
Goods trains in Thailand in the year 2002
Rural passenger trains in Thailand (133 kb)
Arriving trains in Bangkok (181 kb)
Departing trains from Bangkok (181 kb)
Departures Bangkok (226 kb)
Complete timetable of all passenger trains in Thailand (1.5 MB)
The users will find a complete train by train timetable for every passenger train in Thailand... I do hope that these new timetables might also be a good source for many of our regular users.

Dick van der Spek sends his updated Complete Timetable of Railways in Thailand (1.5 MB).

Dick van der Spek writes: Herewith as promised for the site a map Railways and Tramways of Java in 1931 (579kb).
Earlier: proposed map of tramway in Penang
Earlier: Tramways of Celebes (310kb)
Earlier: Pakanbaru Railway on Sumatra (276kb)
Earlier: Railways on Central Java (1.1 MB)
Earlier: Sumatra (849 kb)
Earlier: Deli (846 kb)
Earlier: Aceh Railway (1.34 MB)

Maps in French
French map published in 1928 showing the Bangkok tramway route which was modified in 1927-1928 by Royal Decree expanding Dusit Palace area to have western border at Samsen Road and a southern end at Sri Ayutthaya Road
 Indochina Railway Plan published in 1930 (even though the info about the Siamese Railway is not later than 1921).