Kohl, A

 
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Electric light at the Siege of Paris, 1871.
Electric light at the Siege of Paris, 1871.
Illumination of Sousse, Tunisia, by the French fleet, 1891.
Illumination of Sousse, Tunisia, by the French fleet, 1891.
A station with Baudot's multiple printing telegraph, 1891.
A station with Baudot's multiple printing telegraph, 1891.
Telephonic set of instruments (Edison's system), c 1880s.
Telephonic set of instruments (Edison's system), c 1880s.
'Vessel towed into a harbour by night', 1891.
'Vessel towed into a harbour by night', 1891.
Edison's steam dynamo, 1891.
Edison's steam dynamo, 1891.
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