Working plan for the yinke working circle [comprising the yinke reserve katha division and the ngo- o and the Nga- O extension reserves, Rubg mines division] in the katha and ruby mines division, northern and southern circles uopper Burma to be Known as the yinke working plan - Burma office of the conservator of forest; Philips, C. H. (Rangoon : Office of the Supdt Government Printing, 1921)
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