4 Titles for British Association for the Advancement of Science

• Brief von Henry Dunlop of Craigton von British Association for the Advancement of Science an Karl Ernst von Baer, 01.01.1840 [1 January, 1840] Dunlop of Craigton, Henry, Dunlop of Craigton, Henry ; British Association for the Advancement of Science ; Baer, Karl Ernst von, Baer, Karl Ernst von Glasgow, 01/01/1840

• Brief von Fedor P. Litke an Karl Ernst von Baer, 1860 [1ten November (ca. 1860er?)] Litke, Fedor P., Litke, Fedor P. ; Baer, Karl Ernst von, Baer, Karl Ernst von ; British Association for the Advancement of Science Sankt Petersburg, 1860

• Brief von Jan van der Hoeven an Karl Ernst von Baer, 02.11.1864 [2 Novr 1864] Hoeven, Jan van der, Hoeven, Jan van der ; Baer, Karl Ernst von, Baer, Karl Ernst von ; Leydig, Franz, Leydig, Franz ; Cicero, Marcus Tullius, Cicero, Marcus Tullius ; Wagner, Rudolph, Wagner, Rudolph ; Nilsson, Sven, Nilsson, Sven ; British Association for the Advancement of Science Leiden, 02/11/1864

• Brief von Anton Dohrn an Karl Ernst von Baer, 29.09.1873 [29. Sept. 1873.] Dohrn, Anton, Dohrn, Anton ; Baer, Karl Ernst von, Baer, Karl Ernst von ; Huxley, Thomas Henry, Huxley, Thomas Henry ; Dohrn, Carl August, Dohrn, Carl August ; Stazione Zoologica di Napoli ; British Association for the Advancement of Science ; Royal Society ; Imperatorskaja Akademija Nauk Stettin, 29/09/1873