By Burroughs, Raymond Darwin
By Aiken, Bruce, Aiken, Bruce
By David J. Patterson Ph.D.
By Tim R. New
By Lewis Stephanie
By Calow, Peter P.
By Barrett, Norman
By Michael Chinery, Eric Robson
By Michael Chinery, B. Robinson, David Holmes
By Harlow, Rosie, Morgan, Professor Gareth
By Lloyd, Penny, Sleight, K.
By Chinery, Michael
By Priestly, Anne, Priestey, Anne, Jackson, Ian
By Casey Horton, Horton, Casey
By R.J. Stephen
By Joyce Pope
By Henwood, Chris, Watts, Barrie
By John A. Burton, Burton, John A.
By Mathias, Beverley, Thomson, Ruth, Iliffe, Stephen
By Ling, Mary
By Kalman, Bobbie
By Bobbie Kalman
By Taylor, Dave
By Bruce, Jill B.; Illus. by Jan Wade
By Evans. Mark
By Royston, Angela, Angela Royston
By Koenig, Karl