"30"^^ . "30-pounder long gun"@en . "1517.5"^^ . "Factories of Saint-Gervais, Nevers and Ruelle"@en . "yes"@en . . . . . "19"^^ . "164.7"^^ . "France"@en . . . . "yes"@en . . . . "The 30-pounder long gun was a large piece of artillery mounted on French warships of the Age of sail. They were the heaviest component of the unified system standardised on the 30-pounder calibre, replacing both the 36-pounder long guns in their usages, and even some 24-pounders."@en . "The 30-pounder long gun was a large piece of artillery mounted on French warships of the Age of sail. They were the heaviest component of the unified system standardised on the 30-pounder calibre, replacing both the 36-pounder long guns in their usages, and even some 24-pounders."@en . . "30"^^ . . . . .