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Wheatstone, Sir Charles (1802–1875), developer of telegraphy
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Letter from Sir Charles Wheatstone to Jean-Sylvain Van de Weyer
MCOL/Van de Weyer Albums/Album 4/ff.62r-62v · Unidad documental simple · 15 January 1838
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Autograph letter addressed from "20 Conduit Street, London", signed, to Jean-Sylvain Van de Weyer, asking him to help in passage to Brussels to discuss practical applications of the electromagnetic telegraph and to show his invention to the King.

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Letter from John Robert Kenyon to Jean-Sylvain Van de Weyer
MCOL/Van de Weyer Albums/Album 4/ff.77r-77v · Unidad documental simple · 7 August 1839
Parte de Old Library

Autograph letter addressed from "4 Harley Place", signed, to Jean-Sylvain Van de Weyer, inviting him to dinner on Friday next. The early hour of the dinner is owing to Mr Seaward the engineer who comes all the way from Limehouse. In addition he expects the American Minister, Mr Babbage and Professor Wheatstone.

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