Jane Louise Curry also picked up the Madoc story in a couple of books
(can't recall the titles at the moment).
And in her _Beneath the Hill_, there are elves/fairies who accidentally
came to America when they meant to sail off the world into the West or
Hy Brazil but got lost in the mist, and have been trapped here for a
couple of centuries. Not certain that they originated in Wales,
David Lenander / d-lena@...
/ (612) 626-3375
Library Manager, Access Services
Diehl Hall/505 Essex SE
University of Minnesota-Twin Cities
Minneapolis, MN 55455