Note 10 — Chapter I · ON THE BEAUTIFUL BLUE DANUBE
Reading edition
Cf. Voltaire’s Précis du Siècle de Louis XV, Chap. VI (Paris, 1828). The application to Maria Theresa of the title Rex—King—instead of Regina—Queen—was in accordance with a peculiar custom in Hungary which required that her signature on all public documents should be Maria Theresa Rex.