The Decline of the West Oswald Spengler 1991 2 substantive philosophy of history classics of substantial philosophy of history translation
Oswald Spengler, Frühzeit der Weltgeschichte. Fragmente aus seinem Nachlass // [Oswald Spengler, The Early Days of World History. Fragments from his Legacy] Oswald Spengler A.M. Kortanek (editor) Manfred Schröter (editor) 1966 2 substantive philosophy of history
Urfragen; Fragmente aus dem Nachlass Oswald Spengler Anton Mirko Koktanek (editor) 1965 2 substantive philosophy of history
Der Untergang des Abendlandes: Umrisse einer Morphologie der Weltgeschichte Oswald Spengler 1922 2 substantive philosophy of history classics of substantial philosophy of history