Reference : 6712.09,6712.10,6712.11,6712.12,6712.13,6712.14,6712.15,6712.16,6712.18

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