Publisher
- Applied Science Associates1
- Bay Area Open Space Council1
- International Livestock Research Institute1
- Menlo Park (Calif.) U.s. Geological Survey.1
- National Energy Information Center (U.S.)1
- Shasta County (Calif.)1
- Stanford Digital Repository1
- Tehama County Public Works1
- U.S. Fish and Wildlife Service1
- United States. National Ocean Service1