eden wrote:
Thanks for comments so far....

photos posted on flickr

http://www.flickr.com/photos/35218568@N03/

Have had a further dig and the green wire is connected to a metal
spike thing in the earth. Surely the cable will weather if exposed
like this??

Hephzibah Mudd? Any relative of Harcourt Fenton of that ilk?

It looks to me as if the feed to your house is the stuff under the
rendering. What the insulators are at the top of your house I can't
really work out!

Andy