U.S. Federal Railroad Administration, Office of Research and Development1978.<NC31-17>
国立国会図書館
- 一般注記...ransportation, Federal Railroad Administration, Office of Research and Development by University of Oklahoma Sch...
Federal Railroad Administration, Office of Research and Development1979.<NC34-18>
国立国会図書館
Federal Railroad Administration, Office of Research and Development1980.<DK71-52>
国立国会図書館
U.S. Dept. of Transportation, Federal Railroad Administration, Office of Research and Development1981.<NC31-20>
国立国会図書館
U.S. Dept. of Transportation, Federal Railroad Administration, Office of Research and Development1981-<NC31-21>
国立国会図書館
Federal Railroad Administration, Office of Research and Development1979.<NC34-16>
国立国会図書館
Federal Railroad Administration, Office of Research and Development1979.<NA161-19>
国立国会図書館
Federal Railroad Administration, Office of Research and Development1978.<NA161-20>
国立国会図書館
Federal Railroad Administration, Office of Research and Development1978.<SC187-40>
国立国会図書館
Federal Railroad Administration, Office of Research and Development1978.<NA161-15>
国立国会図書館
Federal Railroad Administration, Office of Research and Development1977.<NC34-15>
国立国会図書館
Federal Railroad Administration, Office of Research and Development1977.<DK71-73>
国立国会図書館
- 一般注記...pared for U.S. Federal Railroad Administration, Office of Research and Development under Contract RA 75-29.
Dept. of Transportation, Federal Railroad Administration, Office of Research and Development1978-<DK113-2>
国立国会図書館
[Dept. of Transportation], Federal Railroad Administration, Office of Research and Development1978-<NC34-23>
国立国会図書館
Dept. of Transportation, Federal Railroad Administration, Office of Research and Development1978.<NA161-16>
国立国会図書館
U.S. Dept. of Transportation, Federal Railroad Administration, Office of Research and Development1978.<NC34-17>
国立国会図書館
Dept. of Transportation, Federal Railroad Administration, Office of Research and Development1977.<NC31-12>
国立国会図書館
Dept. of Transportation, Federal Railroad Administration, Office of Research and Development1976.<ND214-1>
国立国会図書館
Dept. of Transportation, Federal Railroad Administration, Office of Research and Development, Improved Track Structures Research Division1977.<NA161-10>
国立国会図書館