Acoustical warning devices as emergency warning systems.

Bibliographic Details
Corporate Authors:	Foster-Miller, Harris, Miller, Miller & Hanson Inc, QinetiQ North America (Firm)
Format:	Government Document eBook
Language:	English
Published:	Washington, DC : U.S. Department of Transportation, Federal Railroad Administration, Office of Research, Development and Technology, 2019-
Subjects:	Emergency communication systems > United States. Sirens (Signaling devices) Railroads > Safety appliances > United States. Technical reports.
Online Access:	https://purl.fdlp.gov/GPO/gpo158421

Available Online