The Columbia River
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A survey of the Columbia River System, the world’s largest single source of hydroelectric power. Shows the multi-purpose dams, discusses US-Canadian agreements for further development, and explains the value of the waterway in irrigation, navigation and flood control.
Sources
- 16mm Filmography (legacy record) — title, description, catalog record
- Wikidata · Q113130324 ↗ — year
Original permalink · Record added 2026-01-23 04:10:00