NIJ standard for emergency vehicle sirens
Subtitle: a voluntary national standard promulgated by the National Institute of Justice
Contributors: Law Enforcement Standards Laboratory
Publisher: The Institute
Published: 1981
Place of publication: Washington, D.C
Language: eng
Number of pages: 10
Subjects: Sirens (Signaling devices) -- Standards -- United States; Emergency vehicles
Other titles: Emergency vehicle sirens
Notes: At head of title: Technology assessment program

Cover title: Emergency vehicle sirens

"Formulated by the Law Enforcement Standards Laboratory of the National Bureau of Standards"--T.p. verso

"December 1981."

G.P.O. sales information incorrect in publication

"NIJ standard-0501.00"--Cover

Bibliography: p. 8