| 000 | nam a22 4500 | ||
|---|---|---|---|
| 082 |
_aRID.631.7 _bR6p _d1980 |
||
| 100 | _6Royal Irrigation Department | ||
| 245 |
_aPhitsanulok Irrigation Project : Contract no.L. 1149-TH : PI-1-1 _bHeadworks and services _cAppendix II - dewatering system and piezometer record _hReport no.32 |
||
| 260 |
_aBangkok _bRoyal Irrigation Department _c1980 |
||
| 942 | _c12 | ||
| 999 |
_c2385 _d2385 |
||