Correlations of helicopter noise levels with physical and performance characteristics : a preliminary report.
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Corporate Author: | |
Format: | Government Document Book |
Language: | English |
Published: |
Washington, D.C. :
Dept. of Transportation, Federal Aviation Administration, Office of Environment and Energy ;
[1980]
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Subjects: |
Evans: US Documents Microfiche (3rd floor)
Call Number: |
TD 4.32/8:80-42 |
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Call Number | Status | Get It |
TD 4.32/8:80-42 | Available |