[15] I should like to dedicate this essay to my friend and old pupil, the Rev. Bede Jarrett, O.P., to whom I owe much, and to whose book on Mediaeval Socialism I should like to refer my readers.
[16] Pirenne, Revue Historique, liii. p. 82.
[17] De Vulgari Eloquio, 1. viii.
[18] De Monarchia, 1. x.
[19] Cf. Carlyle, Mediaeval Political Theory in the West, ii. 219-22.
[20] Cf. E.R. Bevan, Stoics and Sceptics.
[21] Die Soziallehren der christlichen Kirchen, p. 242.