Erosion
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Erosion From the series Primary Science Series Produced by Criswell, John F; P O Box 2; Knights Ferry; CA; 95361PC: CRIS Year published 1950 Grade Level: K P I Distributed on media: 1 film reel (10 min.), optical sound, 16 mm. Color?B & W Length: 10 MIN Description: Reveals the common causes of erosion--water, wind, ice and roots. Shows how our land is constantly being changed.
More in Primary Science Series
- Robin Redbreast 1938
- Energy 1950
- Erosion 1950
- Earth 1951
- Sound 1951
- From Sea To Sky To Stream 1967
Related films
Sources
- 16mm Filmography (legacy record) — title, year, creator, format, sound, genre, description, catalog record
Original permalink · Record added 2023-02-27 02:24:52