Author
Joanne, Adolphe 1813-1881
7
Dumas, Alexandre 1802-1870
5
Barrow, John 1764-1848
4
Bry, Theodor <<de>> 1528-1598
4
Burnet, Gilbert 1643-1715
4
Burton, Richard Francis 1821-1890
4
Ball, John
3
Buckingham, James Silk
3
Camden, William 1551-1623
3
Cooper, James Fenimore 1789-1851
3
Du Chaillu, Paul B.
3
Hall, Basil 1788-1844
3
Joanne, Adolphe
3
Karl Baedeker
3
Rohlfs, Gerhard 1831-1896
3
Tuckett, Elizabeth
3
Tyndall, John 1820-1893
3
Adams, W.H. Davenport
2
Adrichem, Christiaan <<van>> 1533-1585
2
Agassiz, Louis 1807-1873
2
Alvares, Francisco 1465-1541
2
Amoretti, Carlo 1741-1816
2
Arndt, Ernst Moritz 1769-1860
2
Baer, Karl Ernst <<von>> 1792-1876
2
Baker, Samuel White 1821-1893
2
Bastian, Adolf 1826-1905
2
Beauvoir, Ludovic <<de>> 1846-1929
2
Bertolotti, Davide
2
Bodenstedt, Friedrich 1819-1892
2
Boyle, Robert 1627-1691
2
Bremer, Fredrika 1801-1865
2
Brentari, Ottone
2
Brockedon, William
2
Brunner, Sebastian 1814-1893
2
Burton, Isabel 1831-1896
2
Busch, Moritz
2
Butler, William Francis
2
Chapin, Frederick Hastings
2
Cornille, Henri
2
Dupaty, Charles-Marguerite-Jean-Baptiste Mercier 1746-1788
2
Eames, Jane Anthony
2
Forbes, John
2
Friedel, Johann 1755-1789
2
Froude, James Anthony 1818-1894
2
Geramb, Maria Joseph
2
Harriot, Thomas 1560-1621
2
Latrobe, Charles Joseph
2
MacCrackan, William Denison
2
Manning, Samuel
2
Menzel, Wolfgang
2
more ...