[Footnote 1: See "The Science of Folk Tales and the Problem of
Diffusion" in _Transactions of the International Folk-Lore Congress_,
1891. Mr. Lang has honoured me with a rejoinder, which I regard as a
palinode, in his Preface to Miss Roalfe Cox's volume of variants of
_Cinderella_ (Folk-Lore Society, 1892).]