National transit database safety & security newsletter.

Bibliographic Details
Corporate Author:	John A. Volpe National Transportation Systems Center (U.S.)
Format:	Government Document Serial
Language:	English
Published:	Cambridge, MA : USDOT - John A. Volpe National Transportation Systems Center.
Subjects:	National Transit Database (U.S.) > Periodicals. Local transit > United States > Statistics > Periodicals. Transportation > United States > Statistics > Periodicals.
Online Access:	https://purl.fdlp.gov/GPO/LPS85603

Description
Published:	Began with volume 1 issue 1 (Spring 2003).
Item Description:	Description based on first issue; title from title screen (viewed on Jan. 24, 2008). Latest issue consulted: volume 4, issue 1 (Fall 2007). Electronic resource.
Physical Description:	electronic text, volumes : HTML, digital, PDF file.
Format:	Mode of access: Internet at the Volpe Transportation Systems Center web site. Address as of 1/24/08: http://transit-safety.volpe.dot.gov/Data/NTDNewsletters/Default.asp ; current access available via PURL.