Siebenpfeiffer, Philipp Jakob
born 12. November 1789 in Lahr/Schwarzwald; died 14. May 1845 in BümplizVogt, Carl
born 5. July 1817 in Gießen; died 5. May 1895 in GenfBrief von Karl Ernst von Baer an Johann Heinrich Blasius, 1863 [o.D. (ca. Mitte 1863)]
Sankt Petersburg, 1863Brief von Alexander Ecker an Karl Ernst von Baer, 23.01.1864 [23 Januar 1864 [evtl.: 1865]]
Freiburg im Breisgau, 23/01/1864