- Hegel, Georg Wilhelm Friedrich, 1770-1831 (5)
- Sibree, J. (2)
- Wallace, William, 1844-1897 (2)
- Boumann, Ludwig (1)
- Findlay, J. N. (John Niemeyer), 1903- (1)
- Grotsch, Klaus (1)
- Hutchins, Robert Maynard, 1899-1977 (1)
- Knox, T. M. (Thomas Malcolm), 1900- (1)
- Miller, Arnold V. (1)