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Author/Creator
- United States. Department of the Army27
- League of Nations21
- United States20
- US Army Signal Center and Fort Gordon8
- League of Nations. Communications and Transit Organization4
- United States. Bureau of the Census4
- League of Nations. Assembly. Second Committee3
- Mexico. Secretaría de Comunicaciones y Transportes3
- National Institute of Neurological and Communicative Disorders and Stroke3
- National Institute of Neurological and Communicative Disorders and Stroke. Office of Scientific and Health Reports3
- United States. Department of State. Overseas Security Advisory Council3
- United States. Federal Aviation Administration3
- Center for Disease Control2
- Centers for Disease Control (U.S.)2
- Hines, Walker D. (Walker Downer), 1870-19342
- International Chamber of Commerce2
- Koslover, Deborah2
- League of Nations. 11th Assembly, 19302
- League of Nations. Economic, Financial, and Transit Dept2
- Mahdavi, Kazem2