twelve o'clock
The Irishman was so gay and good-humoured that Barnes took hope . `` By the way , O'Dowd , I 'd like to speak with Miss Cameron if she can come to the telephone . '' There was a moment of silence . Then : `` Call up at twelve o'clock and ask for me . Good-bye . '' Promptly on the stroke of twelve Barnes took down the receiver and called for Green Fancy . O'Dowd answered almost immediately .