_St. Patrick's Purgatory_ (1844). A very common tale in Celtic literature
is that of the visit of some hero to the underworld and his seizure of some
gift of civilisation--just as Prometheus stole fire from heaven.

[56] _Ballads_, loc. cit.

[57] A version of Fytte I will be found in this book, pp. 122-132.

[58] See Child's _Ballads_, No. 37, Thomas Rymer, i. 317-329; also the
romance, _Thomas of Erceldoune_ (E.E.T.S., 1875), where Prof. J.A.H. Murray
prints all texts parallel, and adds a valuable introduction.

[59] A similar episode survives in a Breton folk-tale, cited by Professor
Kittredge in Child's _Ballads_, iii. 504. In _Huon of Bordeaux_ (E.E.T.S.
edition, p. 265), Charlemagne mistakes Oberon for God.

[60] See Gummere, _The Popular Ballad_ (1907), pp. 66-7.

[61] Cottonian, Caligula A. II. A later version is at the Bodleian, MS.
Rawlinson C. 86, and a Scottish version in Cambridge University Library,
MS. Kk. 5. 30.

[62] It was licensed to John Kynge the printer between 19 July 1557 and 9
July 1558. See Arber, Stationers' Registers, i. 79. Two fragments are in
the Bodleian; see Hales and Furnivall, _Bishop Percy's Folio Manuscript_
(1867), i. 521-535.

[63] In this year it is mentioned, as having been amongst Captain Cox's
books, in Laneham's famous _Letter_. See _Shakespeare Library_ reprint, p.
xxx.