▁the ▁ ▁nov els ▁in ▁the ▁Vo y ages ▁series ▁( except ▁for ▁Five ▁We eks ▁in ▁a ▁Bal lo on , ▁J our ney ▁to ▁the ▁Center ▁of ▁the ▁Earth , ▁and ▁ ▁The ▁P urchase ▁of ▁the ▁North ▁P ole ) ▁were ▁first ▁serial ized ▁in ▁period ical s , ▁usually ▁in ▁Het zel ’ s ▁Mag as in ▁d ' É ducation ▁et ▁de ▁ré c ré ation ▁(" Mag azine ▁of ▁Education ▁and ▁Rec re ation "). ▁Al most ▁all ▁of ▁the ▁original ▁book ▁ed itions ▁were ▁published ▁by ▁Pierre - J ules ▁Het zel ▁in ▁oct ode c imo ▁format , ▁often ▁in ▁several ▁volumes . ▁( The ▁one ▁exception ▁is ▁Claud ius ▁Bom bar n ac , ▁which ▁was ▁first ▁published ▁in ▁a ▁grand - in - 8 º ▁edition .) ▁▁ ▁What ▁follows ▁are ▁the ▁fifty - four ▁nov els ▁published ▁in ▁Ver ne ' s ▁lifetime , ▁with ▁the ▁most ▁common ▁English - language ▁title ▁for ▁each ▁novel . ▁The ▁dates ▁given ▁are ▁those ▁of ▁the ▁first ▁publication ▁in ▁book ▁form . ▁▁ ▁Cin q ▁sem aines ▁en ▁ball on ▁( F ive ▁We eks ▁in ▁a ▁Bal lo on , ▁ 1 8 6 3 ) ▁ ▁Vo y ages ▁et ▁a vent ures ▁du ▁cap itaine ▁H atter as ▁( The ▁Advent ures ▁of ▁Captain ▁H atter as , ▁ 1 8 6 6 ) ▁ ▁Vo y age ▁au ▁centre ▁de ▁la ▁Ter re ▁( J our ney ▁to ▁the ▁Center ▁of