Joseph Ferdinand Keppler

b. 1767, Vienna, Austria - d. 1851, Vienna, Austria

b. 1867, Bisenz bei Ung Hradisch, Moravia, Czechoslovakia – d. 1916, Vienna, Austria

b. 1796, Vienna, Austria - d. 1871, Vienna, Austria

b. 1874, Tschernitz, Germany - d. 1954, Dresden, Germany

b. 1784, Colmar, France - d. 1844, Vienna, Austria

b. 1796, Vienna, Austria - d. 1842, Vienna, Austria

b. 1797 - d. 1853

b. 1756, Olomouc, Czech Republic - d. 1831, Vienna, Austria

b. 1975, Austria

b. 1848, Opava, Czech Republic – d. 1925, Vienna, Austria

b. 1948, Bilin, Bohemia – d. 1903 Vienna, Austria

b. 1922, Vienna, Austria – d. 2020, Panajachel, Guatemala