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Color characteristics of a green plastic developed by the Rohm and Haas Company for beacon covers
Espandi opera
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Color of signal lights
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Comparative table chromaticity requirements of U.S. and international specifications and standards for aviation signal light colors
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Improvement of visual aids for air navigation
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Proposal for the use of the kinorama
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Supplementary report on resistances of connectors used in cable splices of NBS report 4369
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Visual ranges of four obstruction lights
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