YOU MUST FIGUE OUT THIS PUZZLE THE GHOSTS MADE TO FIND THE FINAL CACHE.
THE ONLY ADVICE I CAN GIVE YOU IS THE CLUES YOU NEED IS
ON THE OTHER 13 CACHE PAGES OF THE ARCANUM.
GOOD LUCK!!!!
GXBPJ ZXBPY XGI PMX ZQDI HXQGP UIBX XGI GQGI LINBIIO
MIOP UIBX IQNJP PMX XGI UIBX LICQSVT IQNJP OIDIG PJBII