1. Konrad Zuse and the Dawn of the Computer Age -- 2. The Race to Build the Computer in World War II -- 3. The Z1: Architecture and Algorithms of Zuse's First Computer -- 4. The Z2 and the Cipher Machine -- 5. The Architecture of the Z3 -- 6. How to Make Zuse's Z3 a Universal Computer -- 7. The S1 and S2: Zuse's Work for the German Military 1941-1945 -- 8. The Architecture of the Z4 -- 9. The Conditional Jump: Making the Z4 Universal -- 10. Plankalkül -- 11. Zuse's Computer for Binary Logic -- 12. The First Code for Computer Chess -- 13. The Reconstruction of Konrad Zuse's Z3 -- 14. Epilogue.