2 Titel in Benndorf, Otto

• 

  Brief [an Gottfried Kinkel]

  Benndorf, Otto ; Kinkel, Gottfried

  Zürich-Unterstrass, 15.01.1871 [15/1 [18]71]
• 

  Brief an College [Gottfried Kinkel]

  Benndorf, Otto ; Kinkel, Gottfried

  Zürich-Unterstrass, 11.1870 [o.D. [Nov. 1870]]