Stamps designed by P. Teeranandha and P. Pipitpiyapakorn. Manufactured by the Government Printing Works, Tokyo and Joh. Enschede en Zonen, Netherlands using lithography and photogravure printing processes.
Stamps designed by P. Chingchai, C. Boonyasakdi and P. Pipitpiyapakorn. Manufactured by Joh. Enschede en Zonen, Netherlands using a lithography printing process.