At the listed coordinates you will find a very old Big Red Box. Amazing to think its been here for as long as it has. There is a plaque in front of the box with some information.
You need to find the Year that the Big Red Box was Installed = ABCD.
The cache is located at :
S34 44 . (C+2) (D-6) (A*2)
E149 45 . C (D-2) (B-1)
BYO Pen.
Enjoy !