Brief an College [Hermann Usener]
Prag, 12.07.1872 [12/7 [18]72]Brief an College [Hermann Usener]
Prag, 25.07.1872 [25. Juli [18]72]Brief an College [Hermann Usener]
Prag, 31.07.1872 [31/7 [18]72]Brief an College [Hermann Usener]
Prag, 27.09.1876 [27/9 [18]76]Brief an College [Hermann Usener]
Wien, 11.01.1886 [11/I [18]86]Brief an College [Hermann Usener]
Wien, 13.10.1895 [13/X [18]95]Brief an College [Hermann Usener]
Wien, 01.12.1895 [1/XII [18]95]Brief an College [Hermann Usener]
St. Gallen (Steiermark), 06.08.1896 [6/VIII [18]96]Brief an College [Hermann Usener]
St. Gallen (Steiermark), 14.08.1896 [14/VIII [18]96]Brief an College [Hermann Usener]
Wien, 22.03.1897 [22/III [18]97]Brief an College [Hermann Usener]
Wien, 28.04.1897 [28/IV [18]97]Brief an College [Hermann Usener]
Wien, 1891 [o.D. [1891]]Brief an Professor [Hermann Usener]
Prag, 17.04.1872 [17. April 1872]Brief an Professor Dr Usener in Bonn
Prag, 12.07.1872 [12/7 [18]72]