3 Titel

Brief von Charles Darwin an Karl Semper, 06.02.1881
Darwin, Charles ; Semper, Karl
In: Briefe.
England (London Borough of Bromley), 06.02.1881
Brief von Charles Darwin an Karl Semper, 19.07.1881
Darwin, Charles ; Semper, Karl
In: Briefe.
England (London Borough of Bromley), 19.07.1881
Brief von Francis Darwin an Karl Semper, o.D. [vermutlich Anfang/Mitte Mai 1882]
Darwin, Francis ; Semper, Karl
In: Briefe.
England (London Borough of Bromley), o.D. [vermutlich Anfang/Mitte Mai 1882]