The aids to navigation bulletin.

Bibliographic Details
Corporate Author:	National Aids to Navigation School (U.S.)
Format:	Government Document Serial
Language:	English
Published:	Yorktown, VA : National Aids to Navigation School, U.S. Coast Guard Training Center.
Subjects:	Aids to navigation > United States.
Online Access:	https://purl.fdlp.gov/GPO/LPS100930

Description
Item Description:	Description based on: Volume 31, number 4 (special wartime edition); title from PDF title page (viewed on July 9, 2009). Latest issue consulted: Volume 36, number 2 (winter/spring 2009). Electronic resource.
Physical Description:	volumes : digital, PDF file.
Format:	Mode of access: Internet at the USCG Yorktown web site. Address as of 7/9/09: http://www.uscg.mil/tcyorktown/Ops/NATON/bulletin.asp ; current access is available via PURL.