Current facet: Subjects (persons, organizations)
Guthörl, Paul (1895-1963)(1)
Haberlandt, Gottlieb (1854-1945)(1)
Haeckel, Ernst (1834-1919)(1)
Hager, Achim (1928-2004)(1)
Hale, Mason E. (1928-1990)(1)
Hales, Stephen (1677-)(1)
Haller, Albrecht von (1708-1777)(1)
Hammerschmid, Anton(1)
Hampe, Ernst (1795-1880)(1)
Hansen, Adolph (1851-1920)(1)
Hanstein, Johannes Ludwig Emil Robert von(1)
Harder, Richard (1888-1973)(1)
Hartig, Robert(1)
Hartmann, Max (1876-1962)(1)
Hartung, Wolfgang (1907-1995)(1)
Harvey, William H. (1811-1866)(1)
Hauck, Ferdinand(1)
Hauff, Bernhard (1866-1950)(1)
Haupt, Wolfgang (1921-2005)(1)
Haussknecht, Carl (1838-1903)(1)