Made Momo a cannon for the 4th. It is a 1" bore brass coehorn mortar. Nice and small. It is a companion piece for Louisa's swivel mortar of the same gauge. They fire those little smoke balls. Mo's is a little tighter in tolerances and with a 20 grain powder charge sends a ball about 67 meters at a 45 degree angle. Using ballistic equations that
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Bringing the golfball cannon up BTW.
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