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[null,"1.","Record Nr.",null,"UNINA9910716768803321"]
[null,null,"Titolo",null,"Acoustical warning devices as emergency warning systems"]
[null,null,"Pubbl/distr/stampa",null,"Washington, DC : , : U.S. Department of Transportation, Federal Railroad Administration, Office of Research, Development and Technology, , 2019-"]
[null,null,"Descrizione fisica",null,"1 online resource (volumes) : color illustrations"]
[null,null,"Soggetti",null,"Emergency communication systems - United States"]
[{"$nulls":4},"Sirens (Signaling devices)"]
[{"$nulls":4},"Railroads - Safety appliances - United States"]
[{"$nulls":4},"Technical reports."]
[null,null,"Lingua di pubblicazione",null,"Inglese"]
[null,null,"Formato",null,"Materiale a stampa"]
[null,null,null,"Livello bibliografico","Monografia"]
[null,null,null,"Note generali","\"DOT/FRA/ORD-19/40\"--Phase 1."]
[{"$nulls":4},"\"DOT/FRA/ORD-21/13\"--Phase 2."]
[{"$nulls":4},"\"Final report, October 2019\"--Phase 1."]
[{"$nulls":4},"\"Final report, March 2021\"--Phase 2."]
[{"$nulls":4},"\"Performing organization: Foster-Miller, Inc. & Harris Miller Miller & Hanson Inc.\"--Phase 1, report documentation page."]
[{"$nulls":4},"\"Performing organization: QinetiQ North America & Harris Miller Miller & Hanson Inc.\"--Phase 2, report documentation page."]
[null,null,null,"Nota di bibliografia","Includes bibliographical references."]