Portrait, photogravure, Immanuel Kant / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Wilhelm Ostwald / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Ernst Heinrich Haekel / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, William Thomson
1910-1919
Portrait, photogravure, Carl von Linne [Linnaeus] / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Siemens / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Hermann von Helmholtz / Photographische Gesellschaft Berlin
1910-1919
Andre-Marie Ampere
1825; 1910
Portrait, photogravure, Eduard Suess / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Walther Hermann Nernst / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Max Planck / Photographische Gesellschaft Berlin
1910-1919
Photogravure of James Clerk Maxwell
1910-1919
Portrait, photogravure, Otto von Guericke / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Emil Du Bois-Reymond / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Dmitrii Ivanovich Mendelejeu / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Christian Friedrich Schonbein / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Tycho Brahe / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Allesandro Volta / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Wilhelm Konrad Roentgen / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, William Herschel (1738-1822)
1910-1919
Portrait, photogravure, Richard Owen / Photographische Gesellschaft Berlin
1910-1919
Photogravure of Nils Adolf Erik Nordenskjold
1910-1919
Photogravure of Gustav Theodor Fechner
1910-1919
Photogravure of Ferdinand Graf von Zeppelin
circa 1916
Portrait, photogravure, Herbert Spencer / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Eilhard Mitscherlich / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Leonardo da Vinci / Photographische Gesellschaft Berlin
1910-1919
K E von Baer
1910-1919
Portrait, photogravure, Charles Darwin / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, John Lubbock
1910-1919
Portrait, photogravure, Emil Fischer / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Friedrich Koenig / Photographische Gesellschaft Berlin
1910-1919
Ludwig
1910-1919
Photographic Portrait of Svante August Arrhenius, Swedish chemist (1859-1927)
1910-1919
Portrait, photogravure, Theophrastus Paracelsus / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Julius Robert von Mayer / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Johannes Peter Muller / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Georg Simon Ohm / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Carl Remigius Fresenius (German chemist)
1910-1919
Portrait, photogravure, Louis Pasteur / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Wilhelm Siemens / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, William Ramsay / Photographische Gesellschaft Berlin
1910-1919
von Baeyer
1910-1919
Charles Wheatstone
1910-1919
Portrait, photogravure, Georg von Reichenbach / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Heinrich Hertz / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Gottfried Wilhelm Leibniz / Photographische Gesellschaft Berlin
1910-1919
Portrait, photogravure, Wilhelm Eduard Weber / Photographische Gesellschaft Berlin
1910-1919
Portrait print of Robert Koch (1843-1910) microbiologist, Germany, 1895-1910
1895-1910
Photogravure of Christian Gottfried Ehrenberg
1910-1919