Subtitled: …being 94 replies to ‘A Questionaire for Professional Science Fiction Writers and Editors’ as Created by:  LLOYD BIGGLE, JR.

Contributors:

BRIAN W. ALDISS, POUL ANDERSON, PIERS ANTHONY, ISAAC ASIMOV, CHARLES BEAUMONT, GREG BENFORD, ALFRED BESTER, JAMES BLISH, ROBERT BLOCH, ANTHONY BOUCHER, LEIGH BRACKETT, RAY BRADBURY, MARION ZIMMER BRADLEY, REGINALD BRETNOR, JOHN BRUNNER, KENNETH BULMER, JOHN W. CAMPBELL, JOHN CARNELL, TERRY CARR, JOHN CHRISTOPHER, ARTHUR C. CLARKE, HAL CLEMENT, MARK CLIFTON, GROFF CONKLIN, BASIL DAVENPORT, AVRAM DAVIDSON, HANK DAVIS, CHARLES DE VET, LESTER DEL REY, AUGUST DERLETH, PHILIP K. DICK, GORDON R. DICKSON, HARLAN ELLISON, PHILIP JOSE FARMER, DANIEL F. GALOUYE, DAVID GERROLD, H. L. GOLD, MARTIN GREENBERG, JAMES E. GUNN, EDMOND HAMILTON, HARRY HARRISON, ZENNA HENDERSON, JOE HENSLEY, JOHN JAKES, LEO P. KELLEY, DAMON KNIGHT, DEAN R. KOONTZ, ALLEN KIM LANG, KEITH LAUMER, FRITZ LEIBER, ROBERT A. W. LOWNDES, RICHARD LUPOFF, KATHERINE MacLEAN, ANNE McCAFFREY, J. FRANCIS McCOMAS, DEAN McLAUGHLIN, P. SCHUYLER MILLER, MICHAEL MOORCOCK, LARRY NIVEN, ANDRE NORTON, ALAN E. NOURSE, ANDREW J. OFFUTT, ALEXEI PANSHIN, EMIL PETAJA, H. BEAM PIPER, FREDERIK POHL, ARTHUR PORGES, DANNIE PLACHTA, MACK REYNOLDS, JOANNA RUSS, ERIC FRANK RUSSELL, FRED SABERHAGEN, JAMES H. SCHMITZ, T. L. SHERRED, ROBERT SILVERBERG, CLIFFORD D. SIMAK, E. E. DOC’ SMITH, GEORGE O. SMITH, JERRY SOHL, NORMAN SPINRAD, THEODORE STURGEON, JEFF SUTTON, WILLIAM F. TEMPLE, THEODORE L. THOMAS, WILSON TUCKER, PIERRE VERSINS, KURT VONNEGUT, JR, TED WHITE, KATE WILHELM, ROBERT MOORE WILLIAMS, JACK WILLIAMSON, RICHARD WILSON, ROBERT F. YOUNG, ROGER ZELAZNY, CHARLES BEAUMONT, ANTHONY BOUCHER, MARK CLIFTON, GROFF CONKLIN, BASIL DAVENPORT, J. FRANCIS McCOMAS, H. BEAM PIPER, E. E. Doc SMITH

On the copyright page:
“Portions of this volume appeared in the amateur magazine Double:Bill.”
I do not know if Dean’s contributions appear in the aforementioned zine.