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- Faber Birren Collection (Yale University)168
- Geological Survey (U.S.)109
- Safari Books Online (Firm)29
- ebrary, Inc27
- United States23
- Wilmarth, M. Grace (Mary Grace), 1866-194922
- United States. Hydrographic Office15
- United States. Weather Bureau15
- Marine Science International12
- Ocean Margin Drilling Program12
- United States. National Environmental Satellite, Data, and Information Service11
- Priestley, Joseph, 1733-180410
- Russell, Dale10
- Geological Survey (U.S.), issuing body9
- Maury, Matthew Fontaine, 1806-18739
- United Nations. Department of Economic and Social Affairs. Population Division9
- Environmental Research Laboratories (U.S.)8
- Fox, J. E. (James Ellison), 1943-8
- Levitus, Sydney8
- United States Naval Observatory8