[497] Ravensberg, Etienne Charles de, Pseudonym des franz. Historikers Brasseur de Bourbourg.
Brockhaus-1911: Ravensberg [2] · Ravensberg
Herder-1854: Ravensberg
Meyers-1905: Ravensberg [2] · Ravensberg [1]
Pierer-1857: Ravensberg [2] · Ravensberg [1]