SEWAGE DISPOSAL
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✎ Suggest a correctionPurification by Imhoff tank and sprinkling filter; purification by sand filtration; discharging sewage into the ocean with the ebb tide.
Complete catalog record
Dewey number: 628.3
Audience level: el-jh-sh-c Guide
Format/cost: 16-sl-$24
Distributors / rental: Not shown in source
Audience level: el-jh-sh-c Guide
Format/cost: 16-sl-$24
Distributors / rental: Not shown in source
Sources
- Educational Film Guide 1946 — title, year, creator, length, format, description, catalog record
Record added 2026-07-02 14:42:46 · Suggest a correction