I came across this on a website tonight. It sounds very encouraging, if a little too late. So many cairns have been affected this way. Here's the link for those who are interested (page down to the eleventh/twelth photo):-
http://www.loweswatercam.co.uk/071030_Grasmoor_J&D.htm
The chap who runs the website works in the George Fisher outdoor shop in Keswick.
Regards to all TMA-ers,
TE.