In this house John Logie Baird 1888-1946 first demonstrated television

Simon Harriyott on Flickr
Spudgun67 on Wikimedia Commons
Gwynhafyr on Flickr
Nick Harrison on Flickr
Spudgun67 on Wikimedia Commons

22 Frith Street, Westminster, W1, London
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by London County Council in 1951

Colour: blue

Wikimedia:

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See also...
Spudgun67 on Flickr
Gwynhafyr on Flickr
Dr-Mx on Wikimedia Commons
Moour on Geograph