Magic lantern slides of the historical genre refer to the visual dissemination of the cultural contents of History, Prehistory, Archaeology, Numismatics or Paleography as Science. The collections supplied by manufacturers cover several subjects, from stories based on real events or historical figures, with the main purpose of offering a credible vision of a historical time, sometimes using facts or mythical or legendary characters, to organized arguments according to the specialization and subdivision of the discipline, according to different criteria: Time —which includes Prehistory, Ancient, Medieval, Modern, and Contemporary History; Space –divided into Africa, Asia, America, Europe, Oceania; Topic —political, military, economic, etc.; relation to other disciplines —such as art, music, religion, law, science—; or any particular issue —electricity, church, etc.