By Rixi Marcus
By Victor Mollo
By Jeremy Flint, Freddie North
By Terence Reese, Jimmy Flint
By Terence Reese, Albert Dormer, Ron Klinger
By Keith McNeil, Terence Reese
By David Bird
By Terence Reese
By Nick Smith, Glyn Liggins
By Terence Reese, David Bird
By The New York Times
By Bobby George
By Abbie Cammidge
By Knight, Matt
By Trivial Pursuit
By R.L. Bowley
By G. Storms
By Burton Silver, Melissa De Souza
By Bobby Fischer, etc.
By Andrew Kinsman
By Glenn Flear
By Chris Ward
By Gyles Brandreth
By Stefan Fatsis
By Collins Dictionaries, Collins Puzzles
By Viviane Schwarz, Kevan Davis
By John Cassidy, Scott Stillinger