Rectangular wood and tinfoil conductor on glass rod Rectangular wood and tinfoil conductor on glass rod
Very early tinfoil record (fragmentary) made by Edison's Phonography. Believed to be the first recording of speech in Manchester. Presented to DMS Watson by Edison, c. 1880. (From the Watson Archive) Very early tinfoil record (fragmentary) made by Edison's Phonography, c.1880 1880-1885
Fulminating tube, spiral spangles, brass end caps. With glass rod. Fulminating tube, spiral spangles, brass end caps, glass rod
Gold Leaf Electroscope made by J. Newman, 122 Regent Street, London Gold Leaf Electroscope made by J. Newman 1828-1857
Apparatus for Richmann's experiment on electric charge made by J. Newman, 122 Regent Street, London Apparatus for Richmann's experiment on electric charge made by J. Newman