| 000 | 00348 a2200109 4500 | ||
|---|---|---|---|
| 082 |
_a628.06 _bW285 |
||
| 245 | 1 |
_aSEWER MAINTENANCE _cPREPARED UNDER DIRECTION OF THE COMMITTEE ON SEWAGE AND INDUSTRIAL WASTES PRACTICE |
|
| 260 |
_aWashington _bWater Pollution Control Federation _c1960 |
||
| 300 | _aviii,64 | ||
| 964 | _gCIRC | ||
| 997 | _a56126 v. 7 C | ||
| 999 |
_c454178 _d454178 |
||