Visibility 11 reports.

Visibility 11 reports.

ग्रंथसूची विवरण
निगमित लेखकों: National Research Council (U.S.). Highway Research Board, National Research Council (U.S.). Highway Research Board. Meeting, National Research Council (U.S.). Committee on Visibility
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: Washington, D.C. Highway Research Board 1972.
श्रृंखला:Highway research record no. 378.
विषय:
Automobile driving at night > Congresses.
Night vision > Congresses.
Motor vehicles > Lighting > Congresses.
Roads > Lighting > Congresses.