A platform for research: civil engineering, architecture and urbanism
Night visibility ; presented at the thirty-third annual meeting, January, 12 - 15, 1954
Night visibility ; presented at the thirty-third annual meeting, January, 12 - 15, 1954
Night visibility ; presented at the thirty-third annual meeting, January, 12 - 15, 1954
Annual Meeting. Highway Research Board ; 33 ; 1954 ; Washington, DC
1954
III, 75 S
Ill., graph. Darst
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