Visit Nepal Series(1997)-Asoka Pillar , 03.05.1977 , Nepal
Thai Heritage Conservation - Kamphaeng Phet Historical Park (1996) , 1996 , Thailand
Thai Heritage Conservation - Sri Satchanalai Historical Park (1993)- Wat Suan Kaew Uthayaan Noi , 1993 , Thailand
Thai Heritage Conservation - Ayutthaya Historical Park (1994)- Wat Ratchaburana , 1994 , Thailand
Thai Heritage Conservation - Ayutthaya Historical Park (1994)- Wat Mahathat , 1994 , Thailand
International Letter Writing Week - Prasat Hin (1980) - Prasat Hin Prang Ku in Chaiyaphum , 1980 , Thailand
Thai Heritage Conservation - Sukhothai Historical Park (1988)- Wat Mahathat , 1988 , Thailand
Thai Heritage Conservation - Sukhothai Historical Park (1988)- Thewalai Maha Kaset , 1988 , Thailand
Thai Heritage Conservation - Sukhothai Historical Park (1988)- Wat Traphang Thonglang , 1988 , Thailand
Thai Heritage Conservation - Sukhothai Historical Park (1988)- Wat Phra Phai Luang , 1988 , Thailand
