Harlan Ellison, John Heidenry, Ross Rocklynne, Ursula K. Le Guin, Andrew J. Offutt, Gene Wolfe, Ray Nelson, Ray Bradbury, Chad Oliver, Edward Bryant, Kate Wilhelm, James B. Hemesath, Joanna Russ, Kurt Vonnegut, T. L. Sherred, K. M. O'Donnell, H. H. Hollis, Bernard Wolfe, David Gerrold, Piers Anthony, Lee Hoffman, Gahan Wilson, Joan Bernott, Gregory Benford, Evelyn Lief, James Sallis, Josephine Saxton, Ken McCullough, David Kerr, Burt K. Filer, Richard Hill, Leonard Tushnet, Ben Bova, Edward Gorman, James Blish, A. Parra, Thomas M. Disch, Richard A. Lupoff, John Harrison, Robin Scott, Andrew Weiner, Terry Carr, James Tiptree, Jr., Dean Koontz · First published 1967
![Cover of Solutions manual for An introduction to genetic analysis, seventh edition by Anthony J. F. Griffiths ... [et al.]](https://covers.openlibrary.org/b/id/455770-M.jpg)
