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Royal Institute of Navigation
About the London based organization. Membership information. Online newsletter and briefings. Mailing list. Search the organizations library or journals. Competitions and events schedule.
The Institute of Navigation
Meeting programs with abstracts. Award winners and nomination forms. Membership information. Online version of the quarterly newsletter. Index of the organization's annual journal.
US Coast Guard Navigation Center
News, updates and advisories. Links to local US Coast Guards sites. Downloadable publications.