Black Book of Carmarthen is the earliest surviving Welsh manuscript . It contains some of the earliest references to ghosts and witches . Believed ' ghosts ' descriptions were in the original , but erased by a 16th century owner of the book , probably a man named mac Gryffyth .
Black Book of Carmarthen is the earliest surviving Welsh manuscript . It contains some of the earliest references to Arthur and Merlin . Believed 'ghost ' images were in the original , but erased by a 16th century owner of the book , probably a man named Jaspar Gryffyth .