The manuscripts are mainly concerned with Hutchinson's work, including 1688 Revolution in Siam: the memoir of Father de Bèze (published in 1968); Foot Soldiers of the Honble Company in Java and Celebes; "Phaulkon's House at Lopburi" (published in 1972); and Constantine Phaulkon (1647-1688). There are other manuscripts by Hutchinson as well as those by other writers, such as, Erik Seidenfaden (1881-1958).

Creator: P.R.D. Williams-Hunt
Area: Eastern Siam

A small pamphlet containing the article, "Irregular Earthworks in Eastern Siam: an air survey", published in 'Antiquity', Vol.24,Issue 93, March 1950, with a map of Eastern Siam and aerial photographs taken by the Royal Air Force and United Armies Air Force. The survey was carried out immediately after the World War II. The pamphlet is in poor condition.

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.