The cache is a small container with a log book and pencil. It will hold small swaps and will be a safe place for small trackables/geocoins. There is an unactivated limited edition (no. 70 of 300) GAGB 10th Anniversary Travel Bug tag and blank mission keyring for the FTF.
You will need to do some deep thinking to solve this puzzle. This is no story, just the facts. Firstly you need to think long and hard about Modern Western Philosophy. You should then become enlightened and be able to complete the Northing. Next you need to get into the very Literature of Philosophy and Theory. If you persevere the Westing should 'pop' into your mind! You will need to go to N 51º 53.NNN W 02º 10.WWW. Please check when it is accessible before you start your journey and then check for reservations in your name.
0o0o0o0o0 Well Done to Elliot150 for FTF - followed nanno seconds later by GlosJools, Evil Edna, Gordon, Mzebonga and Slurpee Face 0o0o0o0o0