Headquarters of the Social Democratic Federation 1926-1937 founded by Henry Hyndman in 1884

Spudgun67 on Wikimedia Commons
Christian Lüts on Flickr
Simon Harriyott on Flickr
Alan S> on Flickr
Simon Harriyott on Flickr
Spudgun67 on Wikimedia Commons
See also...
Spudgun67 on Flickr