Pierre-François-Victor Foucault

Pierre-François-Victor Foucault (1797–1871) niwe wavumbuye mu 1843 ya mashini ya mbere yo gucapa kuri braille, decapoint .

 Ubuzima 
Umunyeshuri wa Institut National des Jeunes Aveugles, Foucault yashakanye na Thérèse-Adèle Husson, umwanditsi w'impumyi, mu 1826. https://en.wikipedia.org/wiki/Pierre-Fran%C3%A7ois-Victor_Foucault#cite_note-1 Ubu bukwe bwabyaye abakobwa babiri. Nyuma y’urupfu rw’umugore we mu 1831, nyuma y’umuriro, yashakanye n’umudozi (utari impumyi) mu 1832, Adélaïde Louise Juteau.  Ibi byamushoboje kuba umuturage wa Quinze-Vingts (byari bibujijwe gushyingirwa hagati yimpumyi), ibyo bikaba byamuhaye amahirwe yo gukorana na Louis Braille.

 Igishushanyo 
Ivumburwa rye ryahawe umudari wa platine na Société d'encouragement pour l'industrie nationale, hanyuma abigaragaza mu imurikagurisha rikomeye (1851) i Londres. https://archive.org/details/louisbrailletouc0000mell

https://en.wikipedia.org/wiki/Special:BookSources/9780939173709

 Reba 
Louis Invents Decapoint
Ikiciro:Umwanditsi
Ikiciro:Ikoranabuhanga mu itumanaho n'isakazabumenyi mu majyambere
Ikiciro:Ubumuga
Ikiciro:Isi
Ikiciro:Ubufasha bwibanze