▁ 6 1 7 ▁Li ▁Mi ▁( S ui ▁dynast y ) ▁constructed ▁ 3 0 0 ▁mang on els ▁for ▁his ▁assault ▁on ▁Lu oy ang , ▁in ▁ 6 2 1 ▁Li ▁Sh imin ▁did ▁the ▁same ▁at ▁Lu oy ang , ▁and ▁on ward ▁into ▁the ▁Song ▁dynast y ▁when ▁in ▁ 1 1 6 1 , ▁mang on els ▁operated ▁by ▁Song ▁dynast y ▁soldiers ▁fired ▁bomb s ▁of ▁l ime ▁and ▁sul ph ur ▁against ▁the ▁ships ▁of ▁the ▁Jin ▁dynast y ▁n avy ▁during ▁the ▁Battle ▁of ▁Ca ishi . ▁ ▁See ▁also ▁Cat ap ult ▁Cou ill ard ▁Spring ald ▁ ▁References ▁ ▁Bibli ography ▁▁▁ ▁. ▁Original ▁version . ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁ ▁▁▁▁▁▁▁ ▁Need ham , ▁Joseph ▁( 1 9 8 6 ). ▁Science ▁and ▁Civil ization ▁in ▁China : ▁Volume ▁ 4 , ▁Part ▁ 2 . ▁Tai pe i : ▁C aves ▁Books , ▁Ltd . ▁ ▁External ▁links ▁▁ ▁Res ▁Gest ae , ▁ 4 th ▁century , ▁by ▁Am m ian us ▁Mar cell inus ▁ ▁Med ieval ▁Mechan ical ▁Art illery , ▁by ▁the ▁X en oph on ▁Group ▁ ▁On ager ▁Physics . ▁An ▁analysis ▁of ▁the ▁On ager / M ang onel ▁ ▁Mang onel ▁An imation ▁ ▁Category : An cient ▁art illery ▁Category : Art illery ▁of ▁China ▁Category : Ch inese ▁invent ions ▁Category : Med ieval ▁sie ge ▁engines ▁Category : R oman ▁sie ge ▁engines <0x0A> </s> ▁" Il ▁Reg alo ▁Pi ù ▁Grande "