1961 Death Leonhard Frank, writer, dies at 78 1953 Death Rudolf Leonhard, writer, dies 1815 Death Leonhard von Call, composer, dies at 47 1783 Death Leonhard Euler, mathematician, dies 1783 Death Leonhard Euler, Swiss mathematician, dies 1767 Birthday Leonhard von Call, composer 1762 Death Leonhard Trautsch, composer, dies at 68 1707 Birthday Leonhard Euler, Bassle Sweden, mathematician, Euler's Constant 1693 Birthday Leonhard Trautsch, composer 1567 Death Leonhard Paminger, composer, dies at 72 1566 Death Leonhard Fuchs, German botanist, dies at 65 1501 Birthday Leonhard Fuchs, Germany, botanist, History of Plants 1495 Birthday Leonhard Paminger, composer
