seven in the evening
`` Yes ! '' cried Montbar , `` that 's the idea . '' `` I should think so , '' added Morgan . `` We 'll kill the horses if necessary , and be back at seven in the evening , in time to show ourselves at the opera . '' `` That will establish an alibi , '' observed d'Assas . `` Precisely , '' said Morgan , with his imperturbable gayety . `` How could men who applaud Mademoiselle Clotilde and M. Vestris at eight o'clock in the evening have been at Bar and Chatillon in the morning settling accounts with the conductor of a diligence ?