Hello,, I am new the this forum, my name is Peter and I have been looking for this type of info. for years! I wish to put my 2 drillings to use. One is a Walter Kirsten, Maddeburg, 8.8mm/72,under 2 16g barrels. The other is a Nimrod,Suhl, 7.8/57 under 2 16g a. barrels. Any help you can provide will be a blessing, Pligrim