Library hidden in a cave... a unique repository of ancient manuscripts known as The Library Cave. A hidden cache of 50,000 books and rolls dating from c. 500 to 1002 that were deemed heretical and hidden in the cave in the early 11th century.
This book is really addictive and I really loved it, the rest of the series is also really good although it does drag out a little bitbut it was still really good <3
The 1891 'Celtic Fairy Tales' by Joseph Jacobs is an anthology that includes "Munachar and Manachar", the "Brewery of Eggshells", and "Fair, Brown and Trembling".