Expedition to the Ruby and Spinel Mines of Namya (Northern Burma/Myanmar)

Expedition to the Namya Mines in Northern Burma

Adolf Peretti(*) and Anong Kanpraphai (**)

* GRS Gemresearch Swisslab LTD, Lucerne, Switzerland
** GRS (Thailand) Co., LTD, Bangkok, Thailand
Mogok Photo Album Mong Hsu Photo Album
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