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110 _aROYAL IRRIGATION DEPARTMENT AND ENGINEERING CONSULTANTS,INC
245 _aNAN RIVER PROJECT (LOAN NO. 514 TH) PROGRESS REPORT.
300 _a1 เล่ม:
_bหนังสือเก่ากรมชลประทาน.
500 _aThe Nan River Project is a multipurpose project location in North Thailand opproximately 450 Kilometers north of Bangkok . The Nan River is the easternmost of the four main tributaries of the Mae Nam Chao , the principal river of Thailand .
650 _aNan --River ,Dikes,
856 _uhttp://archives-library.rid.go.th:8080/handle/123456789/291
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