At the posted coordinates you will see a plaque from the mid twentieth century.
Final cache location is at S43 AB.FGH E172 CD.XYZ where:
A = Number of letters of first word on second line
B = Number of letters of fifth word of first line
C = Number of proper words on second line
D = Number of words starting with “J”
F = First number of date
G = First number of date
H = Second number of date
X = Number of letters of third word of first line
Y = Number of words starting with “R”
Z = Second number of date
Checksum A+B+C+D+F+G+H+X+Y+Z = 32