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Visual ranges of four obstruction lights:



F C Breckenridge, Robert T Vaughan
- NBS report ; 4659
Report Number
NBS report ; 4659


Breckenridge, F. and Vaughan, R. (1956), Visual ranges of four obstruction lights:, , National Institute of Standards and Technology, Gaithersburg, MD, [online], (Accessed March 4, 2024)
Created January 1, 1956, Updated May 19, 2023