Originally Posted by Drew Hause
Not as exciting as this Tom. 1st shot with 12g 2 3/4" Bismuth Magnum Game Load 1 3/8 oz. Unfortunately, I don't have the wall thickness measurements or the pressure of that load

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That right there got my attention! I shoot a number of "restored" vintage American doubles I've never had wall thickness confirmed for. I try to shoot low pressure loads, but there are those times people have handed me "whatever" shells so I could continue a hunt.