Night visibility : presented at the 31st annual meeting, January, 1952.
Title:
Night visibility : presented at the 31st annual meeting, January, 1952.
Author:
National Research Council (U.S.). Highway Research Board.
Corporate Author:
Publication Information:
Washington : The Board, 1952.
Physical Description:
77 p. : ill., diagrs., graphs ; 25 cm.
Series:
National Research Council (U.S.). Highway Research Board. Bulletin; 56.
National Research Council (U.S.). Publication; 236.
Bulletin ; 56.
Publication ; 236.
Added Title:
Visibility.