Enhancement of train visibility. Final report.
| Data(s) |
03/11/1973
|
|---|---|
| Resumo |
Federal Railroad Administration, Office of Research, Development and Demonstrations, Washington, D.C. Mode of access: Internet. Author corporate affiliation: Transportation Systems Center, Cambridge, Mass. Report covers the period Nov/Dec 1972 Subject code: DDB Subject code: NDI |
| Formato |
bib |
| Identificador | |
| Idioma(s) |
eng |
| Direitos |
Items in this record are available as Public Domain, Google-digitized. View access and use profile at http://www.hathitrust.org/access_use#pd-google. Please see individual items for rights and use statements. |
| Palavras-Chave | #Visibility. #Railroad trains. #Contrast. #Rail Vehicles. #Optical Contrast/ Conspicuity. |
| Tipo |
text |
