Christiaan Huygens (painting of Caspar Netscher)
Beethovens autograph (IX symphony-Freude, schöner...
Mozart in Salzburg, 1766/67, by Franz Thaddaus Helbling
World's first central power station (Edison, 1882)
Anne Boleyn, second wife of King Henry VIII (from Spamers...
Debate between Martin Luther and Johann Eck (Leipzig...
John Calvin, french theologian, pastor and reformer in...
Plants, producing luxury or stimulant goods (from Meyers...
Astrolabe, designed by german astronomer Regiomontanus...
Antonie van Leeuwenhoek, Father of Microbiology
LuÃs de Camões, Portugal's greatest poet (from Spamers...
Bombardment of Fort Sumter (United States, april 12, 1861)
Locomotive "Saxonia" (Germany, 1838)
David Ricardo, British economist (T. Phillips, ca. 1821)
Modest Mussorgsky, Russian composer
Ernest Rutherford, New Zealand-born British physicist
The Gleaners (Jean-François Millet, 1857)
Charles Clerke, by Nathaniel Dance-Holland, 1776
Title-page of François Villon works (ca, 1503, Paris)
Jameson Adams, Frank Wild and Eric Marshall (from left to...
Central part of Paris ca. 1890 (from Meyers Lexikon,...
Coats of arms of the Austro-Hungarian lands (from Meyers...
Poison hemlock (Conium maculatum) (from Meyers Lexikon,...
Horse-drawn railway for transporting coal (England, ca....
Portrait of English playwright William Shakespeare,...
Sleeping Venus (Giorgione, ca. 1510)
Coffee shrub of Arabia (Coffea arabica) (from Meyers...
Cultivated tobacco (Nicotiana tabacum) (from Meyers...
Both sides of the Narmer Palette
Spinning jenny (James Hargreaves, 1764)
An alchemist in his laboratory by David Teniers the...
Islas de los Ladrones (now Marianas)
Copying of manuscript by monastic scribe
Miguel de Cervantes, greatest writer in the Spanish...
Square neumes (Nota quadriquarta) on four lines (from...
St. Antony (Copper engraving of Durer, 1519)
Catherine Howard, fifth wife of Henry VIII (from Spamers...
Antonio Vivaldi (1678-1741), italian composer and...
Lincoln with McClellan after the Battle of Antietam (1862)
Leonardo da Vinci, Italian polymath
Heinrich Hertz, German physicist who first proved the...