The cache is not at the posted co-ordinates.
You have to collect the bonus information,on the top of the logbooks,from the Rocky series and enter the numbers in this formula.
N 51 13.(A+B)(C+D)(E-F) W 003 47.(G+H)(I-J)(K+L)
The six unknown numbers add up to 38.
Each number is in two of the caches so it wont matter if you miss or DNF one of the caches.
Cache placed with the kind permission of the National Trust.
Cache is a locktop box...