via the Western Australian Museum: This report has been collated for the purpose of completing the record of artefacts recovered during excavations undertaken by joint Thai-Australian expeditions in the 1980s. This group represented the Thai Fine Arts Department Underwater Archaeology Division, Silapakorn University, the Thai Ceramic Archaeological Project, the Western Australian Museum, the Australian (now Australasian) Institute for Archaeology, the University of Adelaide, the Art Gallery of South Australia and on occasion, participants of the Southeast Asian Ministers of Education Organization (SEAMO), Special Project in Archaeology and Fine Arts (SPAFA). Participants represented Thailand, Australia, Indonesia, Malaysia, the Philippines, Canada, Poland and the United States of America. Included is information recorded by the author whilst participating in excavations of kiln sites at Si Satchanalai, Sukhothai Province and the Bang Rachan or Mae Nam Noi Kiln site, Singburi Province, Thailand during the 1980s. A brief visit was also made to the Ban Bang Pun Kiln site, Suphanburi. The author was also privileged to have been given access to the ceramic sherd collection of the National Museum of the Philippines, Manila and those of the regional museums of Butuan and Cebu cities.