These manuscripts include:
Proof copy of 1688 Revolution in Siam , each page is stamped with "3 Oct 1967 Proof with Compliments of Cathay Press".
A typed manuscript of 214 pages with handwritten corrections.
Loose pages found inside the manuscript include:
Appendix No.1(1), titled "Analysis of Phaulkon's letters of 20th Nov. 1686 to P. La Chaise". Handwritten notes.
Manuscript labelled "Appendix I", concerned with different version of extracts about the Siamese Revolution.12 pages of typed manuscript.
"Archaeological Research in Indo-China: a review". A printed incomplete article by Erik Seidenfaden written for Antiquity. 2 sheets of printed material with handwritten annotations and inscription "Affectionately E.S.".
The majority of this notebook is about Thailand, which covers the industries, commerce, religion, people, beliefs and customs of the country. Writings on Catholic church in South Africa, and a study and sketches of human skulls, are also included in this notebook. Black notebook whose spine is held together with sticking plaster.
A black and white photograph of brick walls.
A black and white photograph of a crowned Buddhist sculpture in kneeling position found on the side of a gate.
A black and white photograph of a Buddhist temple, probably in Thailand.