Spencer, Herbert (1820-1903)(3)
Harnack, Adolf von (1851-1930)(1)
Jacoby, Eduard G. (1904-1978)(1)
Miquel, Johannes von (1828-1901)(1)
Nietzsche, Friedrich (1844-1900)(1)
Ranke, Leopold von (1795-1886)(1)
Rickert, Heinrich (1853-1936)(1)
Schiller, Friedrich (1759-1805)(1)
Schäffle, Albert (1831-1903)(1)
Sombart, Werner (1863-1941)(1)