LSE4099125 The phonautograph of L??on Scott de Martinville, ancestor of the phonograph. Invention around 1857 - in ??s??? Physique Populaire?????? by Emile Desbeaux, 1891. by Blanadet, J. (1824- after 1867); Private Collection; (add.info.: The phonautograph of L??on Scott de Martinville, ancestor of the phonograph. Invention around 1857 - in ??s??? Physique Populaire?????? by Emile Desbeaux, 1891.); Photo ?? Leonard de Selva; French, out of copyright.