A four part puzzle..
[Step 1 ] Subtract DCCCLXXIII from CMXXIX = CB (A = 0)
[Step 2 ] Add CDXXIX to CCXXVIII = DEF
[Step 3 ] Find Cache
[Step 4 ] Open cache ( BRAINS NO FORCE REQUIRED ) sign log and
but it back
Cache located S 41.18.ABC E 173.13.DEF
Note: Cache is easy to open once worked out, No tools reguired.
Please put back as you found it for others.
Its located close to a path so watch out for muggers but out of
the way.
You can check your answers for this puzzle on
Geochecker.com.