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Subject
- Holocaust, Jewish (1939-1945)4
- Atomic bomb2
- Deportations from Germany2
- Design and construction2
- History2
- Influence2
- Jewish scientists2
- Political aspects2
- World War, 1939-19452
- Buchenwald (Concentration camp)1
- Concentration camp inmates1
- Entomologists1
- Exiles1
- Family1
- Hecht, Otto, 1900-19731
- Herzstark, Curt, 1902-19881
- Inventors1
- Jews1
- Mischlinge (Nuremberg Laws of 1935)1
- Pocket calculators1