In this building was established in 1899 the first radio factory in the world by the Wireless Telegraph & Signal Co Ltd. later known as "Marconi's Wireless Telegraph Co Ltd"
![](https://farm5.staticflickr.com/4625/39694095311_59d8bb1fb7_m.jpg)
Stuart Axe on Flickr
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Hall Street, Chelmsford
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Colour: blue
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