Tale Of The Twin Cities
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✎ Suggest a correctionShows two boys on a guided tour of the sewage plant serving Minneapolis and St Paul, Minnesota, on the Mississippi River. They see chemists at work, settling tanks, incinerators and machines for removing sludge solids. Pollution prevention is emphasized.
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- A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, sound, description
- 16mm Filmography (legacy record) — catalog record
Original permalink · Record added 2023-02-27 04:37:16 · Suggest a correction