I found this site a long time ago when looking for something else. Thought folk might like it again, it has 29 short stories on legends of changelings including The Smith and the Fairies, Torr-a-Bhulig, The Kintalen Changeling, Fairy Butter and The Tylwyth Teg Steal a Child.
Changeling Legends from the British Isles
Full Version: Changeling Legends From The British Isles
That's a great site, I've been enjoying it, thanks WW 
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