Here are some links to some points of interest.
Here are some shops that sell some cool Firefly/Serenity themed swag, among other things.
Legendary Leatherworks - Cool leather working site selling everything from lanyards and belts to
mugs and armor. Official supplier of the 76th Bn's D*Con Lanyards.
Out to the Black Outfitters
Here are some various sites for information or discussion groups.
76th Battalion Proboard - Dedicated message board for the 76th
The 76th on MySpace
Ballistic Mesh Sleeves Tutorial (also found on Uniform Page)