Great approach, Mark ... and excelent food for thought

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Say templarnight, why are you so sure that such appendix is a matchlock mechanism ? It is true you are able to observe the piece at naked eye; pictures posted are not so elucidative (for me

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I will be ridiculous but, it looks like a twisted belt hanger ...

Also that orifice is rather misplaced for being a touch hole, am i right ?
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