canonical title and alternate byline.“An Ounce of Prevention,” as by Paul Carter, in Far Boundaries: 20 Science-Fiction Stories, edited by August Derleth (Pellegrini and Cudahy, April 1951).
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .written byPaul A. Carter as by Paul Carter