A report of studies on the activated sludge process at Two Rivers, Wisconsin.
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- OCLC Number: 777108407
- Subject: Sewage disposal.
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- Publication history: [no.] 1-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | no.1 | permanent |