Grace's Guide To British Industrial History

Registered UK Charity (No. 115342)

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,257 pages of information and 244,498 images on early companies, their products and the people who designed and built them.

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

Western Union Telegraph Co

From Graces Guide
Revision as of 12:46, 12 February 2013 by MaryS (talk | contribs)
Duplex Morse key.
Duplex morse key name plate saying Silvertown Telegraph Works, London.
Sticker on underside of above key.

Western Union House, 22 Great Winchester Street, London, EC2.

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