Friedrich Karl Florian was born in 1894.
Karl Friedrich
Johann Friedrich Weidler was born in 1691.
Karl friedrigh gauss is knon for making many math exploration
Carl Friedrich Gauss invented the decaheptagon
Carl Friedrich Wenzel died in 1793.
Friedrich St. Florian was born in 1932.
Karl Friedrich Küstner was born in 1856.
Karl-Friedrich Höcker was born in 1911.
Karl Friedrich Nebenius was born in 1784.
Karl Friedrich Becker was born in 1777.
Friedrich-Karl Thielemann was born in 1951.
Karl Friedrich Abt was born in 1733.
Karl-Friedrich Haas was born in 1931.
Karl Friedrich Neumann was born in 1793.
Karl Friedrich Mohr was born in 1806.
Karl Friedrich Kurz was born in 1878.
Karl Friedrich Cerf was born in 1771.