| 000 | 00402pam a2200157a 44500 | ||
|---|---|---|---|
| 082 |
_a628.3 _bR83p4 |
||
| 100 | _aRudolfs, Willem | ||
| 245 | 1 | _aPRINCIPLES OF SEWAGE TREATMENT | |
| 250 | _a4th | ||
| 260 |
_aWashington _bNational Lime Asso. _c1955 |
||
| 300 | _a130 | ||
| 440 |
_aNational Lime Association Bulletin _v212 |
||
| 650 | _aSewage -- Purification | ||
| 964 | _gCIRC | ||
| 997 | _a56110 C | ||
| 999 |
_c437128 _d437128 |
||