Creator
- California. Department of Water Resources64
- Smith, Walter H. F.13
- Wessel, Paul13
- National Atlas of the United States4
- United States. Bureau of the Census. Geography Division4
- Geological Survey (U.S.)3
- New Zealand. National Topographic/Hydrographic Authority3
- Togo. Direction General of Cartography2
- Applied Science Associates1
- Monterey County (Calif.)1
- U.S. Fish and Wildlife Service1