06.02.2008, 15:56
Nice bit of info ElecFitter
Ajay Wrote:Hey, that reminds me of the concrete constructions of the "early audio warning systems" somewhere along the British coast. (Was featured on a BBC programme)
![[Image: bunker3.jpg]](http://img.photobucket.com/albums/v36/aussiejim/FB%20AEP/bunker3.jpg)