Leonhard Thurneysser was born on 1531-07-22.
Leonhard Seppala was born in 1877.
Leonhard Euler was born on April 15, 1707 in Basel Switzerland. He died on Sept. 18, 1783 in St. Petersburg, Russia.
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Leonhard Euler
Leonhard Thurneysser died in 1595.
Leonhard Gall was born in 1884.
Leonhard Adelt was born in 1881.
Leonhard Pohl was born in 1929.
Rudolf Leonhard was born in 1889.
Charles Leonhard was born in 1915.
Leonhard Päminger was born in 1495.
Leonhard Koeppe was born in 1884.
Leonhard Schmitz was born in 1807.
Leonhard Hutter was born in 1563.
Karl Leonhard was born in 1904.
Leonhard Lapin was born in 1947.