Stage 1 takes you to a spring that has been topped by a memorial fountain to Mary Agnes Shepherd Rae who died in St Lucia, West Indies.
Take the first date on the fountain to be ABCD
Then move North along to the milepost outside the Greyhound Hotel.
Translating the roman numeral the distance to Kendal is EF and Penrith GH
The cache is located at N 54 31. (B-D) (D-A) H W 002 40.(E+G) D (D-F)
You can check your answers for this puzzle on GeoChecker.com.