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Improvement of navigational lights:



Ray P Teele
- NBS report ; 3689
Report Number
NBS report ; 3689


Teele, R. (1954), Improvement of navigational lights:, , National Institute of Standards and Technology, Gaithersburg, MD, [online], (Accessed April 20, 2024)
Created January 1, 1954, Updated May 19, 2023