Adolphe Bitard

The phonograph.
Frontispice des Principales Découvertes et Inventions par Adolphe Bitard (1880).
The telephone:
Personne parlant et personne écoutant.

Adolphe-Louis-Émile Bitard (24 February 1826 - early 1888) was an 19th-century French journalist ans scientific educator.

From age 17, he enlisted in the campaigns of Crimea and Italy. After the loi sur la presse de 1868 was voted, Bitard participated to several Parisian dailies, and then, from 1871, to science magazines such as La Revue de France, Le Musée universel and La Science illustrée which he established some weeks before he died. He created two other magazines, L'Exposition de Paris in 1878, and L'Enseignement populaire in 1881 then La Science illustrée in 1887. In addition to popular science books, he left a biographical dictionary and several practical encyclopedias.

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