eight o'clock
This communication sufficed to put Graham into very high spirits . Anything that promised success to his research seemed to deliver his thoughts from a burden and his will from a fetter . Perhaps in a few days he might frankly and honourably say to Isaura words which would justify his retaining longer , and pressing more ardently , the delicate hand which trembled in his as they took leave . On arriving at Paris , Graham despatched a note to M. Renard requesting to see him , and received a brief line in reply that M. Renard feared he should be detained on other and important business till the evening , but hoped to call at eight o'clock . A few minutes before that hour he entered Graham 's apartment . `` You have discovered the uncle of Louise Duval ! '' exclaimed Graham ; `` of course you mean M. de Mauleon , and he is at Paris ? ''