Karl Friedrich Lessing was born in 1808.
Karl Friedrich Lessing died in 1880.
Christian Friedrich Lessing was born in 1809.
Christian Friedrich Lessing died in 1862.
Karl Friedrich Nebenius was born in 1784.
Karl Friedrich Küstner was born in 1856.
Karl Friedrich Becker was born in 1777.
Friedrich Karl Florian was born in 1894.
Karl-Friedrich Höcker was born in 1911.
Karl-Friedrich Haas was born in 1931.
Karl Friedrich Köppen was born in 1808.
Friedrich Karl Ginzel was born in 1850.
Karl Friedrich Canstatt was born in 1807.