I've been working on a book of wargame scenarios with some friends of mine down in Virginia, and for grins, we decided to put together a "what if" for the Home Guard over in Walmington-on-Sea. Finding good resources proved easier than expected, here being one site that has a wealth of info:

Walmington-on-Sea

Thought you guys would enjoy it (if you've not read through it before). The downloadable map is terrific.