Koch, Wilhelm (1823–1901) Opitz, Carl Albert (1847–1924)
Putzger, Friedrich Wilhelm (1849–1913) Baldamus, Alfred (1856–1908) Schwabe, Ernst (1858–1927) Koch, Julius (1866– )
Haacke, Johann Wilhelm (1855–1912) Lion, Mihail Efremovič (1851–1915) Vagner, Ûlij Nikolaevič (1865–1945) Koch, Robert (1843–1910) Kuhnert, Wilhelm (1865–1926) Mützel, Gustav (1839–1893)
McDonald, J.W. (fot.) Schillings, Carl Georg (1865–1921) Mohr, Erna (1894–1968) Rząśnicki, Adolf (1884–1953) Le Souef, William Henry Dudley (1856–1923) Schulz, Walter De Anghi, Csaba Geyza Skulina, S. (fot.) Hofbauer, R. Haagner, Alwin (1880–1962) Priemel, Kurt (1880–1959) Blaauw, F. E. Ewart, J. C. Smith, Murray Gambier, Bolton ( –1929) Hagenbeck, Carl (1844–1913) Johnson, Martin Elmer (1884–1937) Kooi, C.S. Baum, Jiri Van Hoepen, E.C.N. Schuhmacher, E. Rassmusen, [?] Koch, Pieter Heinroth, Oskar (1871–1945)