Two Journals, hardcover, red, containing "Greater India Research Expedition Season 1935-1936", handwritten journals of Wales' survey mainly in Sri Thep, Thailand. Two further notebooks, bound in green (black), hardback, containing "Compass Survey of Sri Dheb in Siam".

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).

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.

"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.

This is a copy of an article that was published in the Journal of the Siam Society (Vol. 27.1) in 1935.

"Croxley Student's Note Book". This notebook contains notes, preface, commentary and appendix for Hutchinson's Revolution in Siam 1688 .

A burgundy and tan hardcover journal. It contains the "Journal of Travel & Observation, H.G.Q. Wales Vol.I 1923-1927", handwritten journal of his travels in South America and Southeast Asia. The journal contains maps of Siam and the neighbouring countries, Java, plan of Petchaburi, Cambodia and Cochinchina, plan of the park of Angkor, ground plan of Angkor Wat and longitudinal section of Angkor Wat. There are also the notes of his journey to a "Himpse of the Pampas", the West & East coasts of the Gulf of Siam, Ayutthaya, Chiangmai, Bangkok-Singapore, Java, Petchaburi, Lopburi, Cambodia & Cochinchina, and Toongmisung.

Journal, hardcover, red, titled "Greater India Research Expedition Season 1935-1936 Field Note Book" containing pencil and ink notes and site drawings.

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