Title: Kānsưksā læ rūaprūam theknōlōyī kīeokap kāntham phlō̜i nai Čhangwat Čhanthaburī læ Trāt
First published: 1980
Subjects: Gem cutting, Mining engineering
Places: Thailand, Chanthaburi (Province), Trad (Province), Trat (Province)
LC classification: Microfiche 2000/63948 (T)