"Oh and Larry, did you ever just try shooting a 410 2 1/2” shell in your trapdoor?"

Thought about it as I know it's been done for a long time but I haven't. I developed the load simply to duplicate (not to be confused with "replicate") a "foraging load similar to the original foraging loads. To shoot 410 shotshells in a TD would be, to me anyway, would be sort of sacrilegious.....