From Earth, Venus and Mercury, three Musketeers of Space, accompanied by a female D'Artagnan, rocket out in a grim battle against the League of the Cold Worlds!
Robert E. Howard, Henry Kuttner, H. P. Lovecraft, Mary Elizabeth Counselman, Miriam Allen DeFord, Paul Compton, Edmond Hamilton, Lloyd Arthur Eshbach, Theodore Sturgeon, Jamie Wild, C. L. Moore, Leah Bodine Drake, Manly Wade Wellman, Pearl Norton Swet, August Derleth, Dorothy Quick, Warren Lapine, Ronal Kayser, H. Beam Piper, Earl Peirce, Jr., Frank Belknap Long, Paul Ernst, Seabury Quinn, David H. Keller, Greye La Spina & Franz Habl
Frederik Pohl, Clifford D. Simak, David Lindsay, Lester del Rey, Murray Leinster, Marion Zimmer Bradley, Philip José Farmer, Edmond Hamilton, Andre Norton, Harry Harrison & Allan E. Nourse
Robert E. Howard, C. L. Moore, Seabury Quinn, Fritz Leiber, Edmond Hamilton, Mary Elizabeth Counselman, Fitz-James O’Brien, H. P. Lovecraft, Henry Kuttner, W. C. Morrow, Dorothy Quick, William Hope Hodgson, Don Peterson, Clark Ashton Smith, Victoria Glad, August Derleth, Arthur B. Waltermire, Nelson S. Bond, Benjamin Ferris, Frank Owen, G.G. Pendarves & Warren Lapine
Milton Lesser, Edmond Hamilton, Boyd Ellanby, Alfred Coppel, Mack Reynolds, Philip K. Dick, Winston Marks, Warren Lapine, Kris Neville, Robert E. Gilbert, Morris Hershman, Daniel F. Galouye, Paul W. Fairman, C. H. Thames, Robert W. Haseltine, Arnold Marmor, Russ Winterbotham, Irving Cox, Jr., Tom W. Harris, Harry Warner, Jr., Dick Purcell, T. D. Hamm, Charles V. De Vet & Alexander Blade
Evelyn E. Smith, Roger Dee, Ross Rocklynne, Jim Harmon, J.F. Bone, Robert Abernathy, C.L. Moore, Walter Bupp, Edmond Hamilton, Algis Budrys & Mark Clifton
