This Swedish story was taken from a textbook but I didn't want to take a picture of it in case of copyright.
The book tells us where they're from. This one is from Värmlands. I will try to share more in this thread. They will mostly be short ones, I think. I have also included the notes that come with the tale.
The Polite Coal burner
At Vejefors forge, up near the northern frontier, there was, many years ago, a charcoal burner who, however vigilant he might be, always had to rebuild and burn his stacks. Now, the wood was not burned enough, again, poorly burned, and a thousand annoyances persued him in his work.
One evening, as he sat in his hut mending his tools, a beautiful maiden entered, and, complaining that she was almost frozen, asked permission to warm herself at the fire.
The coal burner, who had been long in the woods, understood at once that his visitor was a wood nymph, beautiful and enchanting when seen face to face, but, when seen behind, is adorned with a bushy fox tail.
"When she had warmed herself in front awhile, she turned her back to the fire, and the coal burner was given an opportunity to see the tail, whereupon, with unexpected courtesy, addressed his guest;
"Miss, look in out for your train, please!"
That nice name for her troublesome appendage won the Troll woman's affections, and from that day eveything went admirably with the coal burner.
*From Norway we have a similar story, by Faye, Norske Folkesagn, which relates that a wood nymph one time attended a dance, where she had as a partner a young m. They will mostly be short ones, I think. I have also included the notes that come with the tale.