Mysterious Traveler (periodical)

The Mysterious Traveler Magazine (or Mystery Reader) is a five-issue fiction anthology magazine that was originally published from November 1951 through September 1952 by Robert A. Arthur, Jr. and David Kogan, co-creators of the radio series of the same name.

Resources

 * https://www.threeinvestigatorsbooks.com/MysteriousTravelerMagazine.html