11 o'clock
I felt that I could not bear to listen to those deep , velvety tones of hers . But when I reached the drug store and entered the telephone booth , it was her voice which answered my call of Dicky 's number . `` Yes , this is Mr. Graham 's studio , '' she said smoothly . `` No , Mr. Graham is not here , he has not been here since 11 o'clock . Pardon me , is this not Mrs. Graham to whom I am speaking ? '' `` I am Mrs. Graham , yes , '' I replied , trying to put a little cordiality into my voice . `` You are Miss Draper , are you not ? ''