about midnight
`` It was . '' `` Mr. Mainwaring , '' said Mr. Sutherland , with marked emphasis , `` please state whether you mentioned to Hugh Mainwaring the discovery of the will , or had any conversation with him relating thereto . '' `` I made no mention of the matter to him whatever . Except for a few moments , immediately upon his return , I did not see him alone until about midnight , when he appeared fatigued , and I would not introduce the subject at a time so inopportune . '' After a slight pause , Mr. Sutherland continued . `` You claim to be the lawful son of the Harold Scott Mainwaring mentioned in this will , and as such the lawful heir , under its terms and conditions , of the Mainwaring property ? '' `` I do . ''