Making Barbed Wire For 6mm Scale Figures

The Wargaming Site Blog has a nice photo tutorial on making barbed wire emplacements for 6mm wargames figures.

Making 15mm Barbed Wire

The League of Ordinary Gamers has a quick and easy idea for making some good looking 15mm barbed wire.

Modeling Barbed Wire For Wargames Terain

Scratch Building Barbed Wire

Spottinground has a photo tutorial on making barbed wire bases.