By Ciaran Carson
By Tony Buzan
By Frazier, Kendrick, the editors of Time-Life Books
By Leonardo da Vinci, Mr Martin Kemp, da Vinci, Leonardo, M. Waker
By Imray
By Steve Dalton, Mary Maguire
By Vincent Woodcock
By Krefta, Ben
By John Raynes
By Outlet, Edgar Degas, Rh Value Publishing
By Ian Rankin, Mark Thomson
By Cicero, Michael Grant
By K. W. Gransden, Howard Sergeant
By John Bensko
By Rosamund Stanhope
By Kelwyn Sole
By Walter Perrie
By Paul Genega
By Ian Walton
By William Scammell
By Michael Benedikt
By Michael Standen, Peter Lewis
By Harvey, John
By Nayaba Aghedo, etc.
By John Hollander
By Jamie McKendrick
By Stephen Lewis Ingham Pettit