Samuel Hahnemann, German physician, best known for...
Growing of red deer (Cervus elaphus) antlers (from Meyers...
Locomotive "Adler" (Germany, 1835)
Portrait of german composer Brahms
Wheatstone telegraph perforator and and receiver, 1858
Selma Lagerlöf, Swedish author
Eiffel Tower - vintage postcard
Autograph of Anne Boleyn, second wife of King Henry VIII...
Church transfers heretic to civil authorities, which...
James Clerk Maxwell, Scottish mathematical physicist
Giovanni Pierluigi da Palestrina, Italian Renaissance...
Augustin-Louis Cauchy, French mathematician
Henri Poincaré, French mathematician, theoretical physicist
Castor and Pollux (constellation Gemini)
Eskimo village from the snow huts (from Das...
Albrecht Dürer's House, Nuremberg, Germany (from Das...
German peasants murdering a knight (from Spamers...
Coat of arms of Transylvania (Austro-Hungarian Empire)...
Atlantic herring (Clupea harengus)
Three-phase electric motor of Dolivo-Dobrovolsky ca. 1890
Dmitri Mendeleev, Russian chemist and inventor
Georg Ohm, German physicist and mathematician
The Return of the Prodigal Son (Rembrandt, ca. 1661–1669)
Poisonous plants I (from Meyers Lexikon, 1895, 7/568/569)
Pierre Curie, French physicist, a pioneer in radioactivity
Christopher Columbus, Italian explorer and navigator
Roman bronze pen(1), quill pen (2), reed pen (3)
Ottmar Mergenthaler, inventor of Linotype machine
Hungarian pianist and composer Franz Liszt
Aldus Manutius, Venetian humanist and publisher, founder...
Nicolas Léonard Sadi Carnot, father of thermodynamics
Japanese giant salamander (Andrias japonicus)