By Fiore, Albie, Mero, Laszlo, Rubik, Professor of Interior Design Erno
By Matthew Macfadyen
By Price, Alison, Price, Alison, John, Elton
By Bailie, J.M.
By Russell, Kenneth, Carter, Philip
By Tremaine, Jon
By Coats, Lucy, Coates
By Howard-Williams, Jeremy
By Holland, Charlie
By Molly Perham
By Hill, Gordon
By Newby, Peter
By Tubal Cain
By Victor Serebriakoff (Honorary President of World MENSA)
By Serebriakoff, Victor
By Bodycombe, David J.
By Rose, Andrew.
By Watson, Philip, Wilson, Philip
By Puzzle House
By Gale, Harold
By Anon
By Williams, Gareth
By Robbins, Joyce
By Alfred Sheinwold, Sheinwold, Alfred
By SADLER, Matthew
By David Bird
By King, Lucien
By Jacobs, Byron
By Christopher Maslanka, Michael Harrington, Richard Pratt