Ada Countess of Lovelace 1815-1852 pioneer of computing lived here

Photo of Augusta Ada King blue plaque
Spudgun67 on Wikimedia Commons
Photo of Augusta Ada King blue plaque
diane10981 on Flickr
Photo of Augusta Ada King blue plaque
rebamex on Flickr
Photo of Augusta Ada King blue plaque
Spudgun67 on Wikimedia Commons
Photo of Augusta Ada King blue plaque
BluePlaquesGuy on Flickr
Photo of Augusta Ada King blue plaque
BluePlaquesGuy on Flickr
Photo of Augusta Ada King blue plaque
BluePlaquesGuy on Flickr
Photo of Augusta Ada King blue plaque
Spudgun67 on Flickr
Photo of Augusta Ada King blue plaque
BluePlaquesGuy on Flickr
Photo of Augusta Ada King blue plaque
Simon Harriyott on Flickr
Photo of Augusta Ada King blue plaque
Simon Harriyott on Flickr
Photo of Augusta Ada King blue plaque
Spudgun67 on Flickr

12 St James's Square, Westminster, SW1, London
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by English Heritage in 1992

Colour: blue

Wikimedia:

Flickr:

See also...
Photo of Anne Isabella Milbanke and Augusta Ada King blue plaque
g0akh on Flickr