His earlier work comprised a monograph on the Cretaceous bivalve mollusca of Gosau (1863–66); and an essay on the Tithonian stage (1870), regarded as equivalent to the Purbeck and Wealden formations.
Alfred Hitchcock | Karl Marx | Johann Wolfgang von Goethe | Otto von Bismarck | Alexander von Humboldt | Alfred Hitchcock Presents | Wernher von Braun | Carl Maria von Weber | Alfred the Great | Herbert von Karajan | Alfred, Lord Tennyson | Alfred A. Knopf | Gebhard Leberecht von Blücher | John von Neumann | Lars von Trier | Karl Pilkington | Karl Lagerfeld | Alfred Stieglitz | Ferdinand von Mueller | Alfred, Duke of Saxe-Coburg and Gotha | Paul von Hindenburg | Karl G. Heider | Alfred | Alexander von Humboldt Foundation | Karl Rove | Karl Pearson | Karl May | Karl Liebknecht | Karl Friedrich Schinkel | Karl Dönitz |