Portal:29th Cabinet of Thailand, Translation:Royal Decree Establishing Umphang District… (1959)
“ Phra Bat Somdet Phra Paramin Maha Bhumibol Adulyadej gives a great royal command by which He orders with His pleasure that it be announced as follows: Whereas it is appropriate to establish an additional district in the area of Tak province for the sake of the administration and the convenience of people ”
