4 links
Celestial Navigation Net
celestialnavigation.net
Annotated hub site of resources relating to navigating by the stars, including theory, practice, history, instruments, and classroom links.
Nordic Institute of Navigation
nornav.org
About the organization. Membership information. Meeting programs. Discussion forum.
The Institute of Navigation
ion.org
Meeting programs with abstracts. Award winners and nomination forms. Membership information. Online version of the quarterly newsletter. Index of the organization's annual jour…
US Coast Guard Navigation Center
navcen.uscg.gov
News, updates and advisories. Links to local US Coast Guards sites. Downloadable publications.