The Welsh Fairy Book is the finest example of Welsh book illustration to have been produced in the ferment of the early twentieth century. Published originally in 1907, the stories collected here were set in prose by the Welsh folklorist W. Jenkyn Thomas, editor of classical texts and of the poetry collection Penillion Telyn (1894), and illustrated by the Hungarian graphic artist Willy Pogany in the art nouveau idiom that was at the height...