Jacob Burckhardt/ Alexander Dru (TRN)/ Alexander Dru
(2)
Charles Peguy/ Alexander Dru
(1)
Charles Peguy/ Pansy Pakenham (TRN)/ Alexander Dru (INT)
(1)
Josef Pieper/ Alexander Dru (TRN)/ James S. J. Schall (FRW)
(1)
Josef Pieper/ Alexander Dru/ T. S. Eliot (INT)
(1)
Maurice Blondel/ Alexander Dru/ Illtyd Trethowan
(1)
Soren Kierkegaard/ Alexander Dru (EDT)
(1)
Soren Kierkegaard/ Alexander Dru (TRN)/ Walter Kaufmann (INT)
(1)