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1. Global Environmental Issues
International Institute of Rural Reconstruction
- Collection Name: International Institute of Rural Reconstruction Records. Series XXIV: Audio Visual Materials. Subseries XXIV.1: Videocassettes. Box no. 180
- Date: undated (1926-2002)
2. Understanding Ecosystems
International Institute of Rural Reconstruction
- Collection Name: International Institute of Rural Reconstruction Records. Series XXIV: Audio Visual Materials. Subseries XXIV.1: Videocassettes. Box no. 181
- Date: undated (1926-2002)
3. Urban Ecosystems
International Institute of Rural Reconstruction
- Collection Name: International Institute of Rural Reconstruction Records. Series XXIV: Audio Visual Materials. Subseries XXIV.1: Videocassettes. Box no. 181
- Date: undated (1926-2002)