XEE4134552: Auditions of phonographs created by Thomas Edison installed in the Galerie des Machines at the Paris Universal Exhibition of 1889. (From a photograph). Engraving in “” La Nature: revue des sciences et de leurs applications aux arts et a l'industrie”, 31 August 1889., Unknown Artist, (19th century) / Bridgeman Images
XEE4144710: Richilde of the Ardennes (or Richilde of Provence) (ca. 845? 2 June 910, Kingdom of Lower Burgundy) was the second consort of Charles the Bald, King and Emperor of the Franks - Portrait of Richilde d'Ardennes or Richilde de Provence (ca. 845-910) second wife of Charles II the Bald. Engraving from 1868 in “Histoire de Belgique from primitive times to the end of the regne of Leopold I”” by Theodore Juste (1818-1888). Private collection., Unknown Artist, (19th century) / Bridgeman Images
XEE4180200: Road development in Central America: Piercing through the Isthmus of Panama. Raft descending the course of the Rama. From a drawing of a Captain Bedford Pim's expedition officer. Engraving in “” The Illustrious Universe””, 1868. Private collection., Unknown Artist, (19th century) / Bridgeman Images