Lady Mary wrote two historical biographies, of the poet John Donne and King Edward VI of England, and wrote four novels between 1932 and 1937 under the pen name "Hans Duffy".
Lady Mary wrote two historical biographies. This was of the poet John Donne. This was of King Edward VI of England. Lady Mary wrote four novels between 1932 and 1937 under the pen. This pen was name "Hans Duffy".