Flags
Nautical Flag Translator - http://www.wingood.com/flagselect.asp
Simple site that allows you to convert your name initials into nautical flag signals.
New England Vexilloligical Association - http://www.midcoast.com/~martucci/neva/
Site for vexillologists in Washington, Maine to come together and share research.
World Flag Database - www.flags.net/
Provides a database and reference guide for all the flags of the world.