- 4038- Soil Conservation photos, June 1971
- 4038- Soil Conservation photos, June 1971
- 4038- Soil Conservation photos, June 1971
- 4038- Soil Conservation photos, June 1971
- 4038- Soil Conservation photos, June 1971
- 4038- Soil Conservation photos, June 1971
- 4038- Soil Conservation photos, June 1971
- 4038- Soil Conservation photos, June 1971
- 4038- Soil Conservation photos, June 1971
- 4038- Soil Conservation photos, June 1971