April 15, 2026
posted on: Wednesday, April 15th, 2026, 1:01
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Today is the birthday of
- Leonhard Euler (1707-1783). Get Leonhard Euler merchandise.
- Johannes Stark (1874-1957).
- Emory Leon Chaffee (1885-1975).
© 2026 Stefan Hollos and Richard Hollos