LIGHTNING BUG by Donald Harington. 212 pages. Lawrence/Delacorte. $5.95.
The screen door pushed outward in a slow swing, the spring on the screen door stretching vibrantly, a plangent twang, WRIRRRAANG, which, more than any other sound, more than all those overworked katydids, crickets, tree frogs, etc., seems to evoke the heart of summer . . .
The screen door wrirrraangs at the post office-general store run by Miss Latha Bourne in Stay More, a community of 113 souls deep in the Ozark Mountains. It also opens on a tall tale that is a love story as well, told by a young man who...