Field Survey Book: black, hardback, containing "Compass Survey of Sri Dheb in Siam (Amphur Vijiem, Changvad Pejabun, Siam)", no date. A record relating to the direction, latitude and longitude of the architecture.

Field Survey Book: black, hardback, one page of field notes containing latitude and longitude of the architecture - a continuation of the Compass Survey of Sri Dheb in Siam (Amphur Vijiem, Changvad Pejabun, Siam).

Charles Letts' Self-Opening Diary for 1936, labelled "(Si T'ep eh)", entries January-March, some notes and lists at back of diary. The diary covers Wales' excavation in [possibly Sri thep, Pejabun , Thailand] and time in Bangkok.

The travel itineraries of Quaritch Wales and his wife, Dorothy. The series contains thirty-six itineraries, including visits to: Greece, Venice, Italy, Germany, India, Russia and Central Asia, Siam and Burma, Malaya and Southern Thailand.

"Far Eastern Visit, January-March, 1964. Transcription of Diary" - typed itinerary of their tour, 4 pieces, 4 sides.

"Tour and Archaeological work in India, Siam, Nepal and Ceylon, December 6th 1967 - March 12, 1968, By H.G.Q.W. & D.C.Q.W." - typed itinerary of their tour, 7 pieces, 7 sides.

"Siam and Burma, January 4 - February 26, 1972. By H.G.Q.W and D.C.W." - typed itinerary of their tour, 1 piece, 2 sides.

"Malaya and South Siam. Jan-Feb. 1974" - typed itinerary of their tour, 5 pieces, 5 sides. Also 2 news cuttings: "Bandits give Govt conditions" from the Bangkok Post for 3 February 1974; and "Doubt on Nurses Ransom" from the Daily Telegraph for 4 May 1974.

"Central & Eastern Siam (Jan-Feb. 1978)" - typed itinerary of their tour, 6 pieces, 6 sides.

"South and North Siam (Jan-Feb. 1979)" - typed itinerary of their tour - 4 pieces, 4 sides.