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- United States. Federal Aviation Administration28
- United States8
- Godfrey Engineering, Inc3
- ADB-ALNACO Inc2
- DME Corporation2
- Lybrand, William Allen, 1925-2
- Patterson, James W., Jr2
- United States. Federal Aviation Administration. Systems Research and Development Service2
- Airflo Instrument Company1
- Bremer, James C.1
- Cyrus, Holly M.1
- Douglas, Charles A. (Charles Alexander), 1911-1
- Gates, Robert F.1
- Happel, L. James1
- Jaquith Industries1
- Kuo, F. (Frank)1
- Lindow, E. S.1
- Multi Electric Mfg1
- Operations Research Incorporated1
- Parise, Ronald A.1