▁in ▁The ▁Lost ▁Hero ▁as ▁the ▁one ▁who ▁built ▁the ▁Wolf ▁House ▁where ▁L up a ▁jud ges ▁the ▁newly ▁arrived ▁dem ig ods ▁to ▁see ▁if ▁they ▁are ▁worthy ▁of ▁being ▁trained ▁at ▁Camp ▁Jup iter . ▁ ▁Josh ua ▁Lawrence ▁Chamber lain ▁– ▁The ▁son ▁of ▁an ▁unknown ▁god ▁and ▁a ▁soldier ▁in ▁the ▁American ▁Civil ▁War . ▁In ▁The ▁Sea ▁of ▁Mon sters , ▁Chamber lain ▁is ▁mentioned ▁by ▁Ch ir on ▁when ▁talking ▁to ▁Per cy ▁Jackson ▁after ▁having ▁res cu ed ▁him ▁and ▁his ▁friends ▁from ▁the ▁Princess ▁And rom eda . ▁ ▁Thomas ▁Jefferson ▁– ▁The ▁ 3 rd ▁President ▁of ▁the ▁United ▁States ▁and ▁the ▁writer ▁of ▁the ▁Dec laration ▁of ▁Independ ence . ▁In ▁The ▁Battle ▁of ▁the ▁Lab yr inth , ▁Thomas ▁Jefferson ▁is ▁mentioned ▁to ▁be ▁among ▁the ▁rot ating ▁members ▁of ▁the ▁Jud g ement ▁Pav il ion ▁where ▁he ▁is ▁assigned ▁to ▁judge ▁where ▁Da ed alus ▁will ▁be ▁sent ▁to ▁after ▁his ▁death . ▁ ▁William ▁H . ▁S ew ard ▁– ▁The ▁son ▁of ▁Heb e ▁and ▁a ▁former ▁Governor ▁of ▁New ▁York . ▁During ▁the ▁Battle ▁of ▁Manh attan ▁in ▁The ▁Last ▁Olymp ian , ▁An nab eth ▁Ch ase ▁activ ated ▁a ▁statue ▁of ▁William ▁H . ▁S ew ard ▁in ▁Mad ison ▁Square ▁Park . ▁It ▁was ▁the ▁first ▁statue ▁she ▁activ ated . ▁It ▁was ▁a ▁cel est ial ▁bronze ▁statue ▁on ▁a ▁red ▁mar ble ▁ped est al . ▁The ▁William ▁S ew ard