Reference : 6838.25,6838.26,6838.27,6838.24,6838.28,6838.29,6838.30,6838.31
Name of creator(s) : Keyes, Charles F.
Scope and content : Ban Nong Tun, Thambon Khwao, Amphoe Muang, Changwat Maha Sarakham, Thailand,east=103.41014; north=16.12766
Extent and medium : Slide ดูเอกสารต้นฉบับ