. ▁ 8 4 ), ▁it ▁is ▁likely ▁Front inus ▁had ▁a ▁sister , ▁who ▁was ▁the ▁other ' s ▁mother . ▁Front inus ▁had ▁at ▁least ▁one ▁daughter , ▁the ▁wife ▁of ▁Quint us ▁S os ius ▁S ene cio ▁( cos . ▁ 9 9 , ▁II ▁ 1 0 7 ) ▁and ▁mother ▁of ▁S os ia ▁Pol la . ▁ ▁Writ ings ▁ ▁Aqu ed uct s ▁of ▁Rome ▁ ▁Front inus ' s ▁chief ▁work ▁is ▁De ▁aqu a ed uct u , ▁in ▁two ▁books , ▁an ▁official ▁report ▁to ▁the ▁em peror ▁on ▁the ▁state ▁of ▁the ▁aqu ed uct s ▁of ▁Rome . ▁ ▁It ▁presents ▁a ▁history ▁and ▁description ▁of ▁the ▁water - supp ly ▁of ▁Rome , ▁including ▁the ▁laws ▁rel ating ▁to ▁its ▁use ▁and ▁maintenance . ▁He ▁provides ▁the ▁history , ▁sizes ▁and ▁dis charge ▁rates ▁of ▁all ▁of ▁the ▁nine ▁aqu ed uct s ▁of ▁Rome ▁at ▁the ▁time ▁at ▁which ▁he ▁was ▁writing ▁at ▁the ▁turn ▁of ▁the ▁ 1 st ▁century ▁AD : ▁the ▁Aqu a ▁Mar cia , ▁Aqu a ▁App ia , ▁Aqu a ▁Al si et ina , ▁Aqu a ▁T ep ula , ▁An io ▁V et us , ▁An io ▁Nov us , ▁Aqu a ▁Vir go , ▁Aqu a ▁Claud ia ▁and ▁Aqu a ▁August a . ▁Front inus ▁describes ▁the ▁quality ▁of ▁water ▁delivered ▁by ▁each , ▁mainly ▁depending ▁on ▁their ▁source , ▁be ▁it ▁river , ▁lake , ▁or ▁spring