Guglielmo Marconi and George Kemp carried out a successful experiment in Wireless Telegrapy here 25th August 1898

See also...
Nick Harrison on Flickr
Rbirkby on Wikimedia Commons
Peter Reed on Flickr
Alwyn Ladell on Flickr
cazphoto.co.uk on Flickr
Paul Mison on Flickr
Man vyi on Wikimedia Commons PD
Stuart Axe on Flickr
Elliott Brown on Flickr
Nick Harrison on Flickr
Simply Jan on Flickr
Simply Jan on Flickr
Eugene O'Loughlin on Flickr PD 1.0
Nick Harrison on Flickr
Nick Harrison on Flickr