4 7 , ▁it ▁was ▁invent ed ▁in ▁China ▁during ▁the ▁ 9 th ▁century . ▁The ▁can non ▁appeared ▁in ▁ 1 3 2 7 . ▁Later ▁in ▁ 1 3 6 4 , ▁the ▁hand ▁can non ▁appeared . ▁Early ▁project iles ▁were ▁made ▁of ▁stone . ▁Event ually ▁it ▁was ▁discovered ▁that ▁stone ▁would ▁not ▁pen et rate ▁stone ▁fort ifications , ▁which ▁led ▁to ▁the ▁use ▁of ▁dens er ▁met als ▁as ▁project iles . ▁Hand ▁can non ▁project iles ▁developed ▁in ▁a ▁similar ▁manner . ▁The ▁first ▁recorded ▁instance ▁of ▁a ▁metal ▁ball ▁from ▁a ▁hand ▁can non ▁pen etr ating ▁arm or ▁was ▁in ▁ 1 4 2 5 . ▁ ▁Sh ot ▁retrieved ▁from ▁the ▁w reck ▁of ▁the ▁Mary ▁Rose ▁( s unk ▁in ▁ 1 5 4 5 , ▁raised ▁in ▁ 1 9 8 2 ) ▁are ▁of ▁different ▁sizes , ▁and ▁some ▁are ▁stone ▁while ▁others ▁are ▁cast ▁iron . ▁ ▁The ▁development ▁of ▁the ▁hand ▁cul ver in ▁and ▁match lock ▁arqu eb us ▁brought ▁about ▁the ▁use ▁of ▁cast ▁lead ▁balls ▁as ▁project iles . ▁The ▁original ▁round ▁mus ket ▁ball ▁was ▁smaller ▁than ▁the ▁bore ▁of ▁the ▁bar rel . ▁It ▁was ▁loaded ▁into ▁the ▁bar rel ▁first , ▁just ▁rest ing ▁upon ▁the ▁pow der , ▁and ▁later ▁using ▁some ▁sort ▁of ▁material ▁as ▁a ▁w adding , ▁between ▁the ▁ball ▁and ▁the ▁pow der ▁as ▁well ▁as ▁over ▁the ▁ball ▁to ▁keep ▁it ▁in ▁place , ▁it