circular spot of green as they rode along, "that is one

old

dry

waller."

"Ay," remarked Joe; "after the waller dries, it becomes

a ring o' greener grass than the rest o' the plain,

as ye see. Tis said the first hunters used to wonder

greatly at these myster'ous circles, and they invented

all sorts o' stories to account for 'em. Some said they

wos fairy-rings, but at last they comed to know they