Who Authorised This? Mystery Cache

This is not a linked set of caches, just a series of unrelated drive-bys out on country roads. At some locations it is impossible to pull off the road but there is plenty of visibility at these sites.

Many of us have a favourite fictional character and wait with anticipation until the next book release. This list contains a beloved hero or two of ours, along with a handful of other well known ones. Some have made it on to our television screens in a series, with a few hitting the big screen in the movies.

A             Ayla

B             Tom Thorne

C             Jack Reacher

D             Jack Ryan

E             Harry Bosch

F             Temperance Brennan

G             Alex Delaware

H             Dirk Pitt

I              Maggie O'Dell

J             Joe Pickett

K             Myron Bolitar

L             Anya Crichton

M            Alex Cross

the cache can be found at:

South A(B÷5) (C-1)D. E(D-F)G

East (H-D)IH J(K+L). (C+4)(E-H)M

You can check your answers for this puzzle on GeoChecker.com.