[@BKburke]  Above the ledge the construct finds a crawl space, about 3' tall and wide. It goes back only a few feet before turning to the west. 

[@Severe Triage]  As Felmer crossed the room to the bookcase, Father Beacom remained still and his breath remained constant.  The bookcase was almost completely filled with books that had been neatly arranged so that their spines aligned... except for one tome that was slightly askew.  A hand scrawled title read "Recipes from Pineford Abbey".