2 Titles for Agassiz, Alexander

• Brief von Alexander Agassiz von Museum of Comparative Zoology (Cambridge, Mass.) an Karl Ernst von Baer, 08.03.1866 [le 8 Mars 1866] Agassiz, Alexander, Agassiz, Alexander ; Museum of Comparative Zoology ; Baer, Karl Ernst von, Baer, Karl Ernst von ; Agassiz, Louis, Agassiz, Louis ; Lyman, Theodore, Lyman, Theodore ; Kaiserliche Akademie der Wissenschaften, St. Petersburg Cambridge, Mass., 08/03/1866

• Brief von Ida Higginson an Karl Ernst von Baer, 01.01.1874 [1. Januar 1874] Higginson, Ida, Higginson, Ida ; Baer, Karl Ernst von, Baer, Karl Ernst von ; Agassiz, Louis, Agassiz, Louis ; Agassiz, Alexander, Agassiz, Alexander ; Agassiz, Anna Russell, Agassiz, Anna Russell ; Darwin, Charles, Darwin, Charles ; Museum of Comparative Zoology Boston, MA, 01/01/1874