▁needed ▁for ▁the ▁transaction . ▁ ▁Know ing ▁that ▁the ▁future ▁of ▁the ▁business ▁rest ed ▁sole ly ▁on ▁her ▁shoulders , ▁Bel per ron ▁never ▁stopped ▁working ▁during ▁the ▁war , ▁despite ▁the ▁difficulties ▁she ▁experienced ▁in ▁obtain ing ▁the ▁materials ▁for ▁making ▁the ▁j ew els . ▁ ▁On ▁ 2 ▁November ▁ 1 9 4 2 , ▁Bel per ron ▁was ▁arrested ▁at ▁her ▁office , ▁due ▁to ▁a ▁letter ▁of ▁den unci ation ▁indicating ▁that ▁" the ▁Bel per ron ▁house ▁dis sim ul ates ▁a ▁Jewish ▁business ". ▁During ▁her ▁transfer ▁to ▁the ▁Gest ap o ▁headquarters ▁in ▁Avenue ▁F och ▁in ▁Paris , ▁Bel per ron ▁sw allowed ▁all ▁the ▁pages ▁of ▁his ▁address ▁book , ▁one ▁by ▁one . ▁Bernard ▁Herz ▁was ▁arrested ▁the ▁same ▁day ▁at ▁his ▁home ▁and ▁also ▁under w ent ▁inter rog ation ▁by ▁the ▁Gest ap o . ▁He ▁was ▁then ▁driven ▁straight ▁to ▁D ran cy ▁intern ment ▁camp , ▁where ▁he ▁stayed ▁until ▁ 2 ▁September ▁ 1 9 4 3 , ▁when ▁he ▁was ▁deport ed ▁by ▁the ▁con voy ▁n ° 5 9 ▁to ▁a ▁concentration ▁camp , ▁Aus ch witz , ▁in ▁Poland . ▁Bel per ron ▁was ▁har ass ed ▁by ▁the ▁Gest ap o ▁and ▁was ▁ordered ▁to ▁supply ▁them ▁with ▁official ▁documents ▁about ▁the ▁origin ▁and ▁religion ▁of ▁her ▁family . ▁ ▁During ▁the ▁host ilities , ▁Bel per ron ▁also ▁joined ▁the ▁Res istance . ▁ ▁Bel per ron ▁was ▁approached ▁by