Highway sufficiency ratings presented at the 31st annual meeting, January 1952.

Highway sufficiency ratings presented at the 31st annual meeting, January 1952.

Podrobná bibliografie
Korporativní autor: National Research Council (U.S.). Highway Research Board
Médium: Kniha
Jazyk:English
Vydáno: Washington, D.C. The Board 1952.
Edice:Highway Research Board Bulletin53.
National Research Council. Publication 228.
Témata:
Traffic surveys > United States.
Roads > United States.