Andresen, Hugo (1844-1918)
Bludau, August (1862-1930)
Bogaers, Julianus Egidius (1926-1996)
Bursch, Frans Christiaan (1903-1981)
Finke, Heinrich (1855-1938)
Glasbergen, Willem (1923-1979)
Junkmann, Wilhelm (1811-1886)
Landois, Hermann (1835-1905)
Philippi, Friedrich (1853-1930)
Plassmann, Joseph (1859-1940)
Winnefeld, Hermann (1862-1918)