SPECULUM MUNDI Press publishes electronically accessible collections of primary sources and reference materials.

Popular Science
A collection of articles written by famous scientists and inventors about their work but for a non-scientist reader.

• Biology
  • 1858 Natural Selection the original paper by Darwin and Wallace
  • 1909 Charles Darwin by August Weisman
• Chemistry
  • 1897 An Undiscovered Gas by William Ramsey
• Exploration
  • 1888 Amerriques, Amerigo Vespucci, and America by Jules Marcou
• Articles about Extinct Animals
  • 1899 The Truth about the Mammoth by Frederic Lucas
• The History of Flight
  • 1863 Aeronautical Voyages (ballons) by Fransis Arago
  • 1897 On Soaring Flight by H.C. Huffaker
  • 1914 Stability of Aeroplanes by Orville Wright
• Fun with Science
  • 1897 MESCAL: The New Artificial Paradise by Havlock Ellis
  • 1914 The Discovery of Sexuality in Plants by Duncan Johnson
• Mathematical Recreations
  • 1885 Flatland by Edward Abbott Abbott
• Atomic Theory, Subatomic Particles
  • 1862 On Atoms by John Hershel