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

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

Библиографические подробности
Соавтор: National Research Council (U.S.). Highway Research Board
Формат: ‌
Язык:English
Опубликовано: Washington, D.C. The Board 1952.
Серии:Highway Research Board Bulletin53.
National Research Council. Publication 228.
Предметы:
Traffic surveys > United States.
Roads > United States.