It has usually been covered by the Big Bore Forum.

On AR we have everything but a double rifle forum. Why not?

Palmer,

Be sure to check out the Double Rifles and Reloading for Doubles, Singles & Nitro Express cartridges forums at
http://forums.nitroexpress.com/ubbthreads.php?Cat=

-Bob F.

Thanks Bob
Thats what I was looking for. No sense duplicating something thats already available.