Jeremiah James and Thomas Steinhauser, Fritz Haber Institute of Max Planck Institute, Berlin, Germany; Dieter Hoffmann, Max Planck Institute for the History of Science and Humboldt University Berlin, Germany; Bretislav Friedrich, Fritz Haber Institute of Max Planck Institute and Technische Universitaet Berlin, Germany.

• 1. Prehistory-1918: covers what preceded the founding of the institute (and the KWG) and the founding itself; the first three years prior to WWI; and the WWI war research, including gas warfare.2. 1918-1933: covers the "first golden era" of the institute when the institute was at the forefront of research in physical chemistry3. 1933-1945: covers the Nazi era and WWII4. 1945-1969: covers the aftermath of WWII and the "patchwork" institute5. 1969-1987: from Heinz Gerischer to BESSY/Alex Bradshaw to Gerhard Ertl6: 1987-present: the current era

Jeremiah James and Thomas Steinhauser, Fritz Haber Institute of Max Planck Institute, Berlin, Germany; Dieter Hoffmann, Max Planck Institute for the History of Science and Humboldt University Berlin, Germany; Bretislav Friedrich, Fritz Haber Institute of Max Planck Institute and Technische Universitaet Berlin, Germany.

• 1. Prehistory-1918: covers what preceded the founding of the institute (and the KWG) and the founding itself; the first three years prior to WWI; and the WWI war research, including gas warfare.2. 1918-1933: covers the "first golden era" of the institute when the institute was at the forefront of research in physical chemistry3. 1933-1945: covers the Nazi era and WWII4. 1945-1969: covers the aftermath of WWII and the "patchwork" institute5. 1969-1987: from Heinz Gerischer to BESSY/Alex Bradshaw to Gerhard Ertl6: 1987-present: the current era

Jeremiah James and Thomas Steinhauser, Fritz Haber Institute of Max Planck Institute, Berlin, Germany; Dieter Hoffmann, Max Planck Institute for the History of Science and Humboldt University Berlin, Germany; Bretislav Friedrich, Fritz Haber Institute of Max Planck Institute and Technische Universitaet Berlin, Germany.

• 1. Prehistory-1918: covers what preceded the founding of the institute (and the KWG) and the founding itself; the first three years prior to WWI; and the WWI war research, including gas warfare.2. 1918-1933: covers the "first golden era" of the institute when the institute was at the forefront of research in physical chemistry3. 1933-1945: covers the Nazi era and WWII4. 1945-1969: covers the aftermath of WWII and the "patchwork" institute5. 1969-1987: from Heinz Gerischer to BESSY/Alex Bradshaw to Gerhard Ertl6: 1987-present: the current era