We are all familiar with the four seasons, Spring, Summer, Autumn and Winter, but there are other seasons that many people will not be familiar with. Happy caching!
The final coordinates are at N53 28.ABC and W001 25.DEF
A = the number of letters in the colour associated with the symbol plus 1
B = Tinker, tailor, soldier, spy (Canticle) - the number of letters in the second word minus 1
C = The Lord is my shepherd - second digit plus 2
D = the number associated with the symbol plus 1
E = By the rivers of Babylon - first digit minus 1
F = the first digit of the day associated with the symbol in the year this cache was placed plus 2
Well done to Ferret the Fez and The Gom squad on joint FTF

You can validate your puzzle solution with certitude.