twelve o'clock
`` We have the duplicate of the despatch here , '' says the young officer , smiling . `` You would know Hollins at once , would you not ? '' `` Yes , anywhere , I think . '' `` One of the secret-service men will come in to see you this morning if you will kindly remain at your room until eleven or twelve o'clock . Pardon me , major , you saw this Doctor Warren at Frederick , did you not ? '' `` Yes . The evening he came out to the field hospital . ''