Acoustical warning devices as emergency warning systems.
| Corporate Authors: | , , |
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| Format: | Government Document eBook |
| Language: | English |
| Published: |
Washington, DC :
U.S. Department of Transportation, Federal Railroad Administration, Office of Research, Development and Technology,
2019-
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| Subjects: | |
| Online Access: | https://purl.fdlp.gov/GPO/gpo158421 |
Internet
https://purl.fdlp.gov/GPO/gpo158421Available Online
| Call Number: |
TD 3.15:21/13/FINAL |
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|---|---|---|
| Call Number | Status | Get It |
| TD 3.15:21/13/FINAL | Available | |