Worlds of If Super Pack #2 by Charles E. Fritch, Frank W. Coggins, M. C. Pease, Sam Merwin Jr., William Campbell Gault, R. A. Lafferty, Robert J. Shea, Gene Hunter, Arnold Castle, Albert Teichner, Horace B. Fyfe, Arthur G. Hill, Frank M. Robinson, John Sentry, Don Thompson, Richard O. Lewis, Milton Lesser, Mark Clifton, Charles L. Fontenay, Kris Neville, Jim Harmon, Charles V. De Vet, Tom Godwin, Jr. Ed M. Clinton, Mari Wolf, Edward E. Smith, E. Everett Evans, Lester del Rey, Jr. James McKimmey, Lynn Venable, Tom Leahy, Kurt Vonnegut, Albert Hernhuter, Keith Laumer, Kenneth O'Hara, Winston Marks | Lex | Lex