Ernest Mercadier (c1835-1911)
1912 Obituary [1]
ERNEST MERCADIER died on 27th July, 1911, at the age of 76.
He entered the French Telegraph Service about 1859, and was Director of Telegraphs at the siege of Paris.
After the war he became Professor of Physics at the Ecole Superieure de Telegraphie, Paris, and in 1881 Director of Studies at the Ecole Polytechnique, which post he held until 1903.
He was the inventor of the multiple telegraph, and wrote some books on telegraphy.
He was elected a Foreign Member of the Institution in 1881, and in 1911 was transferred to full Membership.
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