Potential means of cost reduction in grade crossing motorist-warning control equipment / C.L. Duvivier [and others] ; prepared for U.S. Department of Transportation, Federal Railroad Administration, Office of Research and Development
- Washington, D.C. : The Administration, 
Springfield, Va. : National Technical Information Service
- Physical Description:
- 2 volumes : illustrations ; 27 cm
- Additional Creators:
- DuVivier, C. L. and United States. Federal Railroad Administration. Office of Research and Development
- v. I. Overview, technology survey and relay alternatives / C.L. Duviver ... [et al.] -- v. II. Comparison of solid state and relay devices and techniques / F. Ross Holmstrom.
- Report Numbers:
- TD 3.15:77/45/v.1-2
Report no. FRA/ORD-77/45.I
Report no. FRA/ORD-77/45.II
- "Final report."
"Report no. FRA/ORD-77/45.I."
"Report no. FRA/ORD-77/45.II."
- Bibliography Note:
- Includes bibliographical references.
- Reproduction Note:
- Microfiche. Washington, D.C., U.S. G.P.O., 1981. 3 microfiches : negative ; 11 x 15 cm.
View MARC record | catkey: 2074006