File:Kiyoshi Oka.jpg
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分類:
- Black and white portrait photographs of male scientists
- Black and white portrait photographs of men of Japan
- Pictures from Oberwolfach Photo Collection
- Mathematicians from Japan
- Faculty of Nara Women's University
- Faculty of the Hiroshima University of Literature and Science
- Alumni of Kyoto University
- 1901 births
- 1978 deaths
- People of Osaka