Author
Head, Francis Bond
3
Sievers, Wilhelm, 1860-1921
3
Plüschow, Gunther 1886-1931
2
Shepherd, William Robert 1871-1934
2
Ball, John
1
Ball, John (1818-1889)
1
Barrère, Pierre
1
Bebber, Otto Albrecht <<van>>, 1880-1939
1
Blanco, José Félix
1
Bouguer, Pierre
1
Brand, Charles
1
Brandt, Bernhard 1881-1938
1
Child, Théodore
1
Combier, Cyprien
1
Deberle, Alfred
1
Frézier, Amédée François
1
Guardia, José Migeul Magin (1830-1897)
1
Guzmán Blanco, Antonio 1829-1899
1
Humboldt, Alexander von 1769-1859
1
Katz, Richard
1
Kerst, Samuel Gottfried
1
La Condamine, Charles-Marie ¬de
1
Mathison, Gilbert F.
1
Mendez, Julio
1
Milhaud, Albert
1
Miller, John
1
Müller, Wilhelm
1
Orbigny, Alcide d' (1802-1857)
1
Perl, Albert
1
Porter, Robert P.
1
Rohrbach, Paul 1869-1956
1
Rosenthal, Louis
1
Schmidt, Max 1874-1950
1
Schoenrich, Otto
1
Sievers, Wilhelm 1860-1921
1
Vollmer,
1
Zöller, Hugo
1
Zöller, Hugo, 1852-1933
1