Author/Creator
- United States✖[remove]1,470
- United States. Department of the Army392
- United States. Federal Aviation Administration102
- United States. Bureau of the Census80
- United States. Forest Service72
- United States. Southern Forest Experiment Station, New Orleans, La57
- United States. Bureau of Labor Statistics47
- United States. National Marine Fisheries Service43
- United States. National Bureau of Standards34
- United States. Superintendent of Documents33
- United States. Department of the Air Force31
- Southern Forest Experiment Station (New Orleans, La.)22
- American University (Washington, D.C.). Foreign Area Studies21
- United States. Agricultural Research Service20
- United States. Bureau of Land Management18
- United States. Department of State. Office of Public Communication. Editorial Division17
- Pacific Northwest Forest and Range Experiment Station (Portland, Or.)15
- United States. Department of State15
- National Science and Technology Center (U.S.)14
- United States. Department of State. Office of Public Communication14