I welcome, colleagues !At once I want to apologize for my bad English - work through translator . Found here such things is a round form, measuring as a billiard ball, material is cast-iron . Ingate without a screw-thread . Specialists explained that it is the English grenadier hand-grenade, wick, equipped a gun gunpowder . Standard 1750 years . Produced in England to 1835 year . Then there was usovershenstvovanna a bit … Your opinion ? It so . What can be variants . I ask to help !!!:)

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