Reference : 6850.01,6850.02,6850.03,6850.09,6850.12,6850.26

Name of creator(s) : Keyes, E. Jane

Scope and content : Amphoe Mae Sariang, Changwat Mae Hong Son, Thailand,east=97.770568; north=18.264741

Extent and medium : Slide ดูเอกสารต้นฉบับ