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Decades: 950s BC 940s BC 930s BC 920s BC 910s BC - 900s BC - 890s BC 880s BC 870s BC 860s BC 850s BC
... Schelling (1842) System der Wissenschaft (1850) Meine Reform der Hegelschen Philosophie (1852) Wissenschaft der logischen Idee (1858-59), with a supplement ...