3 Titles in Hercher, Rudolf

• 

  Brief an Professor [Jacob Bernays]

  Hercher, Rudolf ; Bernays, Jacob

  Berlin, 10.05.1868 [10. Mai 1868]
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  Brief an Professor [Jacob Bernays]

  Hercher, Rudolf ; Bernays, Jacob

  Berlin, 22.01.1869 [22. Januar 1869]
• 

  Brief an Professor [Jacob Bernays]

  Hercher, Rudolf ; Bernays, Jacob

  Berlin, 13.10.1872 [13. Okt[ober] 1872]