From Farnham Ramble Extended #23, continue down the footpath to Tilfords Lane. Turn right and walk along the road (there is no footpath so please take care with children & dogs) until you reach Leigh Lane on your left.
At the published co-ords, look for the following information:
Victoria's box number GU9, the final digit = A
Number on small wooden post = B
Yellow hydrant, the top number = C, the bottom number = D
Largest number on the older (stone) SV markers = E
Now walk along Leigh Lane and note the following:
The number of dragon heads = F
The number of Woodcote = G
The cache can be found at:
N51 12.((E x D)+(C x G))
W0 (A+E+G-C). (B-F) (A-G) (B+C)