For the Northings where is N64 32.500 E40 33.000
let the place be ABCDEFGHIJK (A=1 .... Z=6)
Then cache is at N51 03.(G-H) (K-C) (F+E+A)
For the Westings where N34 03.045 W118 15.306
let the place be PQRSTUVWXY (A=1 .....Z=6)
Then cache is at W001 02.P Y (U-V)
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