His grandfather, Mikhail Fomich Keldysh (1839–1920), was a military physician, who retired with the military rank of General.
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His grandfather, Mikhail Fomich Keldysh (1839–1920), was a military physician, who retired with the military rank of General.
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-18 from Wikipedia. The archived copy is preserved so this citation survives link rot.