On-sale date from World's Finest Comics #147 and copyright registration.
Inside front cover; published in cooperation with the National Social Welfare Assembly.
Previously published in DC comics cover-dated July 1954.
It is established in this story that Lois Lane and Pete Ross went to the same college.
Letters submitted by Gary Benjamin; Frances Lux; Susan Bates; Rich Walls; "Gordion the Panthan"; C. Miller and R. M. Alejo; Glenn Barry.
Statement of October 1, 1964
No circulation information given.
Owners: National Periodical Publications, Inc,. Harry Donenfeld, J.S. Liebowitz, P.H. Sampliner, Irwin Donenfeld, S.U. Sampliner, Sonia Iger, all at 575 Lexington Avenue, New York, N.Y.