David Edward Hughes - LAROUSSE
DAVID HUGHES (1831-1900) Scientifique et musicien gallois et co-inventeur du microphone Photo Stock - Alamy
David Edward Hughes — Wikipédia
17 photos et images de David Edward Hughes Inventeur - Getty Images
David Edward Hughes, 1831 - 1900. Inventeur anglo-américaine, pratique expérimentateur et professeur de musique. Aussi connu pour son travail sur l'impression telegraph et le microphone Photo Stock - Alamy
.jpg "Microphone en carbone, inventé en 1878 par David Edward Hughes, 1890")
Microphone en carbone, inventé en 1878 par David Edward Hughes, 1890
Carbon Microphone, Invented in 1878 by David Edward Hughes, 1890' Giclee Print | Art.com
Histoire du téléphone Site de Jean GODI
David Edward Hughes - Wikipedia
Hughes Microphone :: David Edward Hughes - Life and Discoveries
_Anonymous_illustration_f_-_(MeisterDrucke-1047983).jpg "Le téléphone : microphone de David Edward Hughes (1831-1900). Illustration anonyme de 1925. Collection privée.")
Le téléphone : microphone de David Edward Hughes (1831-1900). Illustration anonyme de 1925. Collection privée.
Hughes' carbon microphone, 19th century - Stock Image - C007/7551 - Science Photo Library
David Hughes | Aviation Pioneer, Radio Pioneer, Telegraphy | Britannica
David Edward Hughes, the father of the microphone
Surgeon searching for a bullet using an induction balance and earpiece containing a Hughes microphone. Apparatus contrived by David Edward Hughes (1830-1900) - Album alb5530993
The Father of the Microphone | Mintage World
David Edward Hughes. British-American inventor. He invented the teleprinter, microphone and radio wave detection. 1831-1900. Antique illustration. 1875. Illustration Stock | Adobe Stock
David Hughes | Lemelson
David Edward Hughes, the father of the microphone
David Hughes Invents the Loose-Contact Carbon Microphone : History of Information
David Edward Hughes — Wikipédia
David Hughes | Aviation Pioneer, Radio Pioneer, Telegraphy | Britannica
Hughes Microphone :: David Edward Hughes - Life and Discoveries
David Edward Hughes - Wikipedia
David Edward Hughes - Wikipedia
Made up in Britain: Microphone : David Edward Hughes 1878
Acoustics: a carbon microphone invented by D.E. Hughes. Wood engraving by Baud after Broux. · Early Sound Recording · dlib.colo.hawaii.edu
