16mm Filmography
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Municipal Sewage Treatment Processes

Duration: 13 min

Year Published: 1951

Creator: U S Public Health Serv

Format: 16mm

Color: B&W

Sound: sound

Description: Shows the equipment and explains the processes used by U S cities to reduce sewage to harmless effluent and solids, thus protecting the health of residents and conserving water resources.

No holdings listed.

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Original permalink · Record added: 2023-02-27 03:01:54