Creator
- Los Angeles Times (Firm)1
- Associated Marine Institutes, Inc.1
- Culverwell, Tom (Tom Speiden), -19771
- Geological Survey. Water Resources Division (U.S.)1
- Gladstone, William E. , 1930-20151
- United States. Agricultural Research Service1
- United States. Department of Agriculture[remove]7
- United States. Department of Health and Human Services1
- United States. Department of the Interior1
- United States. Division of Home Economics1
- United States. Government Printing Office1
- United States. War Department. Corps of Engineers1
- United States. War Food Administration1