The is the second in the series and it is a multi, you require A-I and you will get this from the following questions.
How many bolts are there on the bottom of the pump = A
The next few letters require you to find John Towle Grave (please keep to the paths as you do not need to go off them to get the required information).
What was John's Service Number= BCDEF
What was his age when he died= HI
Check sum for A-I= 49
The cache can be found at:
N52 (B-1)A. IFH W1 (H-I)(D-E).B(F/2)(H+I)