in answer to his bow , i whip off one of my grandest curtsies-this is , after all , the first lord that i have met-and , after the black-clad gent pulls out the chair , jacky faber , formerly little mary of the rooster charlie gang , places her bottom in that same highly polished and doubtlessly very fine chair , the chair of sir henry dundas , known also as viscount melville , the first lord of the admiralty .